508710620

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{6781}}^1$

素因数の和:6843

約数の個数: 72

約数和(自身を含む): 1212296064

約数和(自身を除く): 703585444

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 31, 44, 55, 62, 110, 121, 124, 155, 220, 242, 310, 341, 484, 605, 620, 682, 1210, 1364, 1705, 2420, 3410, 3751, 6781, 6820, 7502, 13562, 15004, 18755, 27124, 33905, 37510, 67810, 74591, 75020, 135620, 149182, 210211, 298364, 372955, 420422, 745910, 820501, 840844, 1051055, 1491820, 1641002, 2102110, 2312321, 3282004, 4102505, 4204220, 4624642, 8205010, 9249284, 11561605, 16410020, 23123210, 25435531, 46246420, 50871062, 101742124, 127177655, 254355310, 508710620]

約数ペア:

[(1, 508710620), (2, 254355310), (4, 127177655), (5, 101742124), (10, 50871062), (11, 46246420), (20, 25435531), (22, 23123210), (31, 16410020), (44, 11561605), (55, 9249284), (62, 8205010), (110, 4624642), (121, 4204220), (124, 4102505), (155, 3282004), (220, 2312321), (242, 2102110), (310, 1641002), (341, 1491820), (484, 1051055), (605, 840844), (620, 820501), (682, 745910), (1210, 420422), (1364, 372955), (1705, 298364), (2420, 210211), (3410, 149182), (3751, 135620), (6781, 75020), (6820, 74591), (7502, 67810), (13562, 37510), (15004, 33905), (18755, 27124)]