4142132020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{271}}^1\times {\mathrm{58787}}^1$

素因数の和:59080

約数の個数: 48

約数和(自身を含む): 9402317568

約数和(自身を除く): 5260185548

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 271, 542, 1084, 1355, 2710, 3523, 5420, 7046, 14092, 17615, 35230, 58787, 70460, 117574, 235148, 293935, 587870, 764231, 1175740, 1528462, 3056924, 3821155, 7642310, 15284620, 15931277, 31862554, 63725108, 79656385, 159312770, 207106601, 318625540, 414213202, 828426404, 1035533005, 2071066010, 4142132020]

約数ペア:

[(1, 4142132020), (2, 2071066010), (4, 1035533005), (5, 828426404), (10, 414213202), (13, 318625540), (20, 207106601), (26, 159312770), (52, 79656385), (65, 63725108), (130, 31862554), (260, 15931277), (271, 15284620), (542, 7642310), (1084, 3821155), (1355, 3056924), (2710, 1528462), (3523, 1175740), (5420, 764231), (7046, 587870), (14092, 293935), (17615, 235148), (35230, 117574), (58787, 70460)]