20326020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{103}}^1$

素因数の和:162

約数の個数: 192

約数和(自身を含む): 70447104

約数和(自身を除く): 50121084

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 13, 15, 20, 22, 23, 26, 30, 33, 39, 44, 46, 52, 55, 60, 65, 66, 69, 78, 92, 103, 110, 115, 130, 132, 138, 143, 156, 165, 195, 206, 220, 230, 253, 260, 276, 286, 299, 309, 330, 345, 390, 412, 429, 460, 506, 515, 572, 598, 618, 660, 690, 715, 759, 780, 858, 897, 1012, 1030, 1133, 1196, 1236, 1265, 1339, 1380, 1430, 1495, 1518, 1545, 1716, 1794, 2060, 2145, 2266, 2369, 2530, 2678, 2860, 2990, 3036, 3090, 3289, 3399, 3588, 3795, 4017, 4290, 4485, 4532, 4738, 5060, 5356, 5665, 5980, 6180, 6578, 6695, 6798, 7107, 7590, 8034, 8580, 8970, 9476, 9867, 11330, 11845, 13156, 13390, 13596, 14214, 14729, 15180, 16068, 16445, 16995, 17940, 19734, 20085, 22660, 23690, 26059, 26780, 28428, 29458, 30797, 32890, 33990, 35535, 39468, 40170, 44187, 47380, 49335, 52118, 58916, 61594, 65780, 67980, 71070, 73645, 78177, 80340, 88374, 92391, 98670, 104236, 123188, 130295, 142140, 147290, 153985, 156354, 176748, 184782, 197340, 220935, 260590, 294580, 307970, 312708, 338767, 369564, 390885, 441870, 461955, 521180, 615940, 677534, 781770, 883740, 923910, 1016301, 1355068, 1563540, 1693835, 1847820, 2032602, 3387670, 4065204, 5081505, 6775340, 10163010, 20326020]

約数ペア:

[(1, 20326020), (2, 10163010), (3, 6775340), (4, 5081505), (5, 4065204), (6, 3387670), (10, 2032602), (11, 1847820), (12, 1693835), (13, 1563540), (15, 1355068), (20, 1016301), (22, 923910), (23, 883740), (26, 781770), (30, 677534), (33, 615940), (39, 521180), (44, 461955), (46, 441870), (52, 390885), (55, 369564), (60, 338767), (65, 312708), (66, 307970), (69, 294580), (78, 260590), (92, 220935), (103, 197340), (110, 184782), (115, 176748), (130, 156354), (132, 153985), (138, 147290), (143, 142140), (156, 130295), (165, 123188), (195, 104236), (206, 98670), (220, 92391), (230, 88374), (253, 80340), (260, 78177), (276, 73645), (286, 71070), (299, 67980), (309, 65780), (330, 61594), (345, 58916), (390, 52118), (412, 49335), (429, 47380), (460, 44187), (506, 40170), (515, 39468), (572, 35535), (598, 33990), (618, 32890), (660, 30797), (690, 29458), (715, 28428), (759, 26780), (780, 26059), (858, 23690), (897, 22660), (1012, 20085), (1030, 19734), (1133, 17940), (1196, 16995), (1236, 16445), (1265, 16068), (1339, 15180), (1380, 14729), (1430, 14214), (1495, 13596), (1518, 13390), (1545, 13156), (1716, 11845), (1794, 11330), (2060, 9867), (2145, 9476), (2266, 8970), (2369, 8580), (2530, 8034), (2678, 7590), (2860, 7107), (2990, 6798), (3036, 6695), (3090, 6578), (3289, 6180), (3399, 5980), (3588, 5665), (3795, 5356), (4017, 5060), (4290, 4738), (4485, 4532)]