2090010

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{233}}^1$

素因数の和:279

約数の個数: 64

約数和(自身を含む): 5660928

約数和(自身を除く): 3570918

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 23, 26, 30, 39, 46, 65, 69, 78, 115, 130, 138, 195, 230, 233, 299, 345, 390, 466, 598, 690, 699, 897, 1165, 1398, 1495, 1794, 2330, 2990, 3029, 3495, 4485, 5359, 6058, 6990, 8970, 9087, 10718, 15145, 16077, 18174, 26795, 30290, 32154, 45435, 53590, 69667, 80385, 90870, 139334, 160770, 209001, 348335, 418002, 696670, 1045005, 2090010]

約数ペア:

[(1, 2090010), (2, 1045005), (3, 696670), (5, 418002), (6, 348335), (10, 209001), (13, 160770), (15, 139334), (23, 90870), (26, 80385), (30, 69667), (39, 53590), (46, 45435), (65, 32154), (69, 30290), (78, 26795), (115, 18174), (130, 16077), (138, 15145), (195, 10718), (230, 9087), (233, 8970), (299, 6990), (345, 6058), (390, 5359), (466, 4485), (598, 3495), (690, 3029), (699, 2990), (897, 2330), (1165, 1794), (1398, 1495)]