127470040

素因数分解:

$2^3\times 5^1\times {\mathrm{571}}^1\times {\mathrm{5581}}^1$

素因数の和:6163

約数の個数: 32

約数和(自身を含む): 287361360

約数和(自身を除く): 159891320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 571, 1142, 2284, 2855, 4568, 5581, 5710, 11162, 11420, 22324, 22840, 27905, 44648, 55810, 111620, 223240, 3186751, 6373502, 12747004, 15933755, 25494008, 31867510, 63735020, 127470040]

約数ペア:

[(1, 127470040), (2, 63735020), (4, 31867510), (5, 25494008), (8, 15933755), (10, 12747004), (20, 6373502), (40, 3186751), (571, 223240), (1142, 111620), (2284, 55810), (2855, 44648), (4568, 27905), (5581, 22840), (5710, 22324), (11162, 11420)]