38526020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{2087}}^1$

素因数の和:2180

約数の個数: 48

約数和(自身を含む): 88397568

約数和(自身を除く): 49871548

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 71, 130, 142, 260, 284, 355, 710, 923, 1420, 1846, 2087, 3692, 4174, 4615, 8348, 9230, 10435, 18460, 20870, 27131, 41740, 54262, 108524, 135655, 148177, 271310, 296354, 542620, 592708, 740885, 1481770, 1926301, 2963540, 3852602, 7705204, 9631505, 19263010, 38526020]

約数ペア:

[(1, 38526020), (2, 19263010), (4, 9631505), (5, 7705204), (10, 3852602), (13, 2963540), (20, 1926301), (26, 1481770), (52, 740885), (65, 592708), (71, 542620), (130, 296354), (142, 271310), (260, 148177), (284, 135655), (355, 108524), (710, 54262), (923, 41740), (1420, 27131), (1846, 20870), (2087, 18460), (3692, 10435), (4174, 9230), (4615, 8348)]