24739240

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{281}}^1$

素因数の和:394

約数の個数: 64

約数和(自身を含む): 58475520

約数和(自身を除く): 33736280

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 71, 124, 142, 155, 248, 281, 284, 310, 355, 562, 568, 620, 710, 1124, 1240, 1405, 1420, 2201, 2248, 2810, 2840, 4402, 5620, 8711, 8804, 11005, 11240, 17422, 17608, 19951, 22010, 34844, 39902, 43555, 44020, 69688, 79804, 87110, 88040, 99755, 159608, 174220, 199510, 348440, 399020, 618481, 798040, 1236962, 2473924, 3092405, 4947848, 6184810, 12369620, 24739240]

約数ペア:

[(1, 24739240), (2, 12369620), (4, 6184810), (5, 4947848), (8, 3092405), (10, 2473924), (20, 1236962), (31, 798040), (40, 618481), (62, 399020), (71, 348440), (124, 199510), (142, 174220), (155, 159608), (248, 99755), (281, 88040), (284, 87110), (310, 79804), (355, 69688), (562, 44020), (568, 43555), (620, 39902), (710, 34844), (1124, 22010), (1240, 19951), (1405, 17608), (1420, 17422), (2201, 11240), (2248, 11005), (2810, 8804), (2840, 8711), (4402, 5620)]