419941820

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{647}}^1$

素因数の和:779

約数の個数: 96

約数和(自身を含む): 987614208

約数和(自身を除く): 567672388

約数列:

[1, 2, 4, 5, 10, 17, 20, 23, 34, 46, 68, 83, 85, 92, 115, 166, 170, 230, 332, 340, 391, 415, 460, 647, 782, 830, 1294, 1411, 1564, 1660, 1909, 1955, 2588, 2822, 3235, 3818, 3910, 5644, 6470, 7055, 7636, 7820, 9545, 10999, 12940, 14110, 14881, 19090, 21998, 28220, 29762, 32453, 38180, 43996, 53701, 54995, 59524, 64906, 74405, 107402, 109990, 129812, 148810, 162265, 214804, 219980, 252977, 268505, 297620, 324530, 505954, 537010, 649060, 912917, 1011908, 1074020, 1235123, 1264885, 1825834, 2470246, 2529770, 3651668, 4564585, 4940492, 5059540, 6175615, 9129170, 12351230, 18258340, 20997091, 24702460, 41994182, 83988364, 104985455, 209970910, 419941820]

約数ペア:

[(1, 419941820), (2, 209970910), (4, 104985455), (5, 83988364), (10, 41994182), (17, 24702460), (20, 20997091), (23, 18258340), (34, 12351230), (46, 9129170), (68, 6175615), (83, 5059540), (85, 4940492), (92, 4564585), (115, 3651668), (166, 2529770), (170, 2470246), (230, 1825834), (332, 1264885), (340, 1235123), (391, 1074020), (415, 1011908), (460, 912917), (647, 649060), (782, 537010), (830, 505954), (1294, 324530), (1411, 297620), (1564, 268505), (1660, 252977), (1909, 219980), (1955, 214804), (2588, 162265), (2822, 148810), (3235, 129812), (3818, 109990), (3910, 107402), (5644, 74405), (6470, 64906), (7055, 59524), (7636, 54995), (7820, 53701), (9545, 43996), (10999, 38180), (12940, 32453), (14110, 29762), (14881, 28220), (19090, 21998)]