47122840

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{27397}}^1$

素因数の和:27451

約数の個数: 32

約数和(自身を含む): 108496080

約数和(自身を除く): 61373240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 27397, 54794, 109588, 136985, 219176, 273970, 547940, 1095880, 1178071, 2356142, 4712284, 5890355, 9424568, 11780710, 23561420, 47122840]

約数ペア:

[(1, 47122840), (2, 23561420), (4, 11780710), (5, 9424568), (8, 5890355), (10, 4712284), (20, 2356142), (40, 1178071), (43, 1095880), (86, 547940), (172, 273970), (215, 219176), (344, 136985), (430, 109588), (860, 54794), (1720, 27397)]