23765240

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{337}}^1$

素因数の和:432

約数の個数: 64

約数和(自身を含む): 56216160

約数和(自身を除く): 32450920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 43, 82, 86, 164, 172, 205, 215, 328, 337, 344, 410, 430, 674, 820, 860, 1348, 1640, 1685, 1720, 1763, 2696, 3370, 3526, 6740, 7052, 8815, 13480, 13817, 14104, 14491, 17630, 27634, 28982, 35260, 55268, 57964, 69085, 70520, 72455, 110536, 115928, 138170, 144910, 276340, 289820, 552680, 579640, 594131, 1188262, 2376524, 2970655, 4753048, 5941310, 11882620, 23765240]

約数ペア:

[(1, 23765240), (2, 11882620), (4, 5941310), (5, 4753048), (8, 2970655), (10, 2376524), (20, 1188262), (40, 594131), (41, 579640), (43, 552680), (82, 289820), (86, 276340), (164, 144910), (172, 138170), (205, 115928), (215, 110536), (328, 72455), (337, 70520), (344, 69085), (410, 57964), (430, 55268), (674, 35260), (820, 28982), (860, 27634), (1348, 17630), (1640, 14491), (1685, 14104), (1720, 13817), (1763, 13480), (2696, 8815), (3370, 7052), (3526, 6740)]