25072520

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{56983}}^1$

素因数の和:57005

約数の個数: 32

約数和(自身を含む): 61542720

約数和(自身を除く): 36470200

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 56983, 113966, 227932, 284915, 455864, 569830, 626813, 1139660, 1253626, 2279320, 2507252, 3134065, 5014504, 6268130, 12536260, 25072520]

約数ペア:

[(1, 25072520), (2, 12536260), (4, 6268130), (5, 5014504), (8, 3134065), (10, 2507252), (11, 2279320), (20, 1253626), (22, 1139660), (40, 626813), (44, 569830), (55, 455864), (88, 284915), (110, 227932), (220, 113966), (440, 56983)]