201900820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{11057}}^1$

素因数の和:11160

約数の個数: 48

約数和(自身を含む): 468151488

約数和(自身を除く): 266250668

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 83, 110, 166, 220, 332, 415, 830, 913, 1660, 1826, 3652, 4565, 9130, 11057, 18260, 22114, 44228, 55285, 110570, 121627, 221140, 243254, 486508, 608135, 917731, 1216270, 1835462, 2432540, 3670924, 4588655, 9177310, 10095041, 18354620, 20190082, 40380164, 50475205, 100950410, 201900820]

約数ペア:

[(1, 201900820), (2, 100950410), (4, 50475205), (5, 40380164), (10, 20190082), (11, 18354620), (20, 10095041), (22, 9177310), (44, 4588655), (55, 3670924), (83, 2432540), (110, 1835462), (166, 1216270), (220, 917731), (332, 608135), (415, 486508), (830, 243254), (913, 221140), (1660, 121627), (1826, 110570), (3652, 55285), (4565, 44228), (9130, 22114), (11057, 18260)]