8231740

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1$

素因数の和:139

約数の個数: 96

約数和(自身を含む): 20901888

約数和(自身を除く): 12670148

約数列:

[1, 2, 4, 5, 10, 11, 17, 20, 22, 31, 34, 44, 55, 62, 68, 71, 85, 110, 124, 142, 155, 170, 187, 220, 284, 310, 340, 341, 355, 374, 527, 620, 682, 710, 748, 781, 935, 1054, 1207, 1364, 1420, 1562, 1705, 1870, 2108, 2201, 2414, 2635, 3124, 3410, 3740, 3905, 4402, 4828, 5270, 5797, 6035, 6820, 7810, 8804, 10540, 11005, 11594, 12070, 13277, 15620, 22010, 23188, 24140, 24211, 26554, 28985, 37417, 44020, 48422, 53108, 57970, 66385, 74834, 96844, 115940, 121055, 132770, 149668, 187085, 242110, 265540, 374170, 411587, 484220, 748340, 823174, 1646348, 2057935, 4115870, 8231740]

約数ペア:

[(1, 8231740), (2, 4115870), (4, 2057935), (5, 1646348), (10, 823174), (11, 748340), (17, 484220), (20, 411587), (22, 374170), (31, 265540), (34, 242110), (44, 187085), (55, 149668), (62, 132770), (68, 121055), (71, 115940), (85, 96844), (110, 74834), (124, 66385), (142, 57970), (155, 53108), (170, 48422), (187, 44020), (220, 37417), (284, 28985), (310, 26554), (340, 24211), (341, 24140), (355, 23188), (374, 22010), (527, 15620), (620, 13277), (682, 12070), (710, 11594), (748, 11005), (781, 10540), (935, 8804), (1054, 7810), (1207, 6820), (1364, 6035), (1420, 5797), (1562, 5270), (1705, 4828), (1870, 4402), (2108, 3905), (2201, 3740), (2414, 3410), (2635, 3124)]