9975940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1$

素因数の和:137

約数の個数: 96

約数和(自身を含む): 24935904

約数和(自身を除く): 14959964

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 26, 34, 37, 52, 61, 65, 68, 74, 85, 122, 130, 148, 170, 185, 221, 244, 260, 305, 340, 370, 442, 481, 610, 629, 740, 793, 884, 962, 1037, 1105, 1220, 1258, 1586, 1924, 2074, 2210, 2257, 2405, 2516, 3145, 3172, 3965, 4148, 4420, 4514, 4810, 5185, 6290, 7930, 8177, 9028, 9620, 10370, 11285, 12580, 13481, 15860, 16354, 20740, 22570, 26962, 29341, 32708, 38369, 40885, 45140, 53924, 58682, 67405, 76738, 81770, 117364, 134810, 146705, 153476, 163540, 191845, 269620, 293410, 383690, 498797, 586820, 767380, 997594, 1995188, 2493985, 4987970, 9975940]

約数ペア:

[(1, 9975940), (2, 4987970), (4, 2493985), (5, 1995188), (10, 997594), (13, 767380), (17, 586820), (20, 498797), (26, 383690), (34, 293410), (37, 269620), (52, 191845), (61, 163540), (65, 153476), (68, 146705), (74, 134810), (85, 117364), (122, 81770), (130, 76738), (148, 67405), (170, 58682), (185, 53924), (221, 45140), (244, 40885), (260, 38369), (305, 32708), (340, 29341), (370, 26962), (442, 22570), (481, 20740), (610, 16354), (629, 15860), (740, 13481), (793, 12580), (884, 11285), (962, 10370), (1037, 9620), (1105, 9028), (1220, 8177), (1258, 7930), (1586, 6290), (1924, 5185), (2074, 4810), (2210, 4514), (2257, 4420), (2405, 4148), (2516, 3965), (3145, 3172)]