20140330864

素因数分解:

$2^4\times {\mathrm{397}}^1\times {\mathrm{401}}^1\times {\mathrm{7907}}^1$

素因数の和:8713

約数の個数: 40

約数和(自身を含む): 39222699408

約数和(自身を除く): 19082368544

約数列:

[1, 2, 4, 8, 16, 397, 401, 794, 802, 1588, 1604, 3176, 3208, 6352, 6416, 7907, 15814, 31628, 63256, 126512, 159197, 318394, 636788, 1273576, 2547152, 3139079, 3170707, 6278158, 6341414, 12556316, 12682828, 25112632, 25365656, 50225264, 50731312, 1258770679, 2517541358, 5035082716, 10070165432, 20140330864]

約数ペア:

[(1, 20140330864), (2, 10070165432), (4, 5035082716), (8, 2517541358), (16, 1258770679), (397, 50731312), (401, 50225264), (794, 25365656), (802, 25112632), (1588, 12682828), (1604, 12556316), (3176, 6341414), (3208, 6278158), (6352, 3170707), (6416, 3139079), (7907, 2547152), (15814, 1273576), (31628, 636788), (63256, 318394), (126512, 159197)]