4687540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{149}}^1$

素因数の和:193

約数の個数: 72

約数和(自身を含む): 11730600

約数和(自身を除く): 7043060

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 121, 130, 143, 149, 220, 242, 260, 286, 298, 484, 572, 596, 605, 715, 745, 1210, 1430, 1490, 1573, 1639, 1937, 2420, 2860, 2980, 3146, 3278, 3874, 6292, 6556, 7748, 7865, 8195, 9685, 15730, 16390, 18029, 19370, 21307, 31460, 32780, 36058, 38740, 42614, 72116, 85228, 90145, 106535, 180290, 213070, 234377, 360580, 426140, 468754, 937508, 1171885, 2343770, 4687540]

約数ペア:

[(1, 4687540), (2, 2343770), (4, 1171885), (5, 937508), (10, 468754), (11, 426140), (13, 360580), (20, 234377), (22, 213070), (26, 180290), (44, 106535), (52, 90145), (55, 85228), (65, 72116), (110, 42614), (121, 38740), (130, 36058), (143, 32780), (149, 31460), (220, 21307), (242, 19370), (260, 18029), (286, 16390), (298, 15730), (484, 9685), (572, 8195), (596, 7865), (605, 7748), (715, 6556), (745, 6292), (1210, 3874), (1430, 3278), (1490, 3146), (1573, 2980), (1639, 2860), (1937, 2420)]