1988664

素因数分解:

$2^3\times 3^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1$

素因数の和:140

約数の個数: 64

約数和(自身を含む): 5322240

約数和(自身を除く): 3333576

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 41, 43, 47, 82, 86, 94, 123, 129, 141, 164, 172, 188, 246, 258, 282, 328, 344, 376, 492, 516, 564, 984, 1032, 1128, 1763, 1927, 2021, 3526, 3854, 4042, 5289, 5781, 6063, 7052, 7708, 8084, 10578, 11562, 12126, 14104, 15416, 16168, 21156, 23124, 24252, 42312, 46248, 48504, 82861, 165722, 248583, 331444, 497166, 662888, 994332, 1988664]

約数ペア:

[(1, 1988664), (2, 994332), (3, 662888), (4, 497166), (6, 331444), (8, 248583), (12, 165722), (24, 82861), (41, 48504), (43, 46248), (47, 42312), (82, 24252), (86, 23124), (94, 21156), (123, 16168), (129, 15416), (141, 14104), (164, 12126), (172, 11562), (188, 10578), (246, 8084), (258, 7708), (282, 7052), (328, 6063), (344, 5781), (376, 5289), (492, 4042), (516, 3854), (564, 3526), (984, 2021), (1032, 1927), (1128, 1763)]