25639240

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{58271}}^1$

素因数の和:58293

約数の個数: 32

約数和(自身を含む): 62933760

約数和(自身を除く): 37294520

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 58271, 116542, 233084, 291355, 466168, 582710, 640981, 1165420, 1281962, 2330840, 2563924, 3204905, 5127848, 6409810, 12819620, 25639240]

約数ペア:

[(1, 25639240), (2, 12819620), (4, 6409810), (5, 5127848), (8, 3204905), (10, 2563924), (11, 2330840), (20, 1281962), (22, 1165420), (40, 640981), (44, 582710), (55, 466168), (88, 291355), (110, 233084), (220, 116542), (440, 58271)]