23813960

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{239}}^1$

素因数の和:350

約数の個数: 64

約数和(自身を含む): 55987200

約数和(自身を除く): 32173240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 53, 94, 106, 188, 212, 235, 239, 265, 376, 424, 470, 478, 530, 940, 956, 1060, 1195, 1880, 1912, 2120, 2390, 2491, 4780, 4982, 9560, 9964, 11233, 12455, 12667, 19928, 22466, 24910, 25334, 44932, 49820, 50668, 56165, 63335, 89864, 99640, 101336, 112330, 126670, 224660, 253340, 449320, 506680, 595349, 1190698, 2381396, 2976745, 4762792, 5953490, 11906980, 23813960]

約数ペア:

[(1, 23813960), (2, 11906980), (4, 5953490), (5, 4762792), (8, 2976745), (10, 2381396), (20, 1190698), (40, 595349), (47, 506680), (53, 449320), (94, 253340), (106, 224660), (188, 126670), (212, 112330), (235, 101336), (239, 99640), (265, 89864), (376, 63335), (424, 56165), (470, 50668), (478, 49820), (530, 44932), (940, 25334), (956, 24910), (1060, 22466), (1195, 19928), (1880, 12667), (1912, 12455), (2120, 11233), (2390, 9964), (2491, 9560), (4780, 4982)]