520020872

素因数分解:

$2^3\times 7^1\times {\mathrm{1123}}^1\times {\mathrm{8269}}^1$

素因数の和:9405

約数の個数: 32

約数和(自身を含む): 1115457600

約数和(自身を除く): 595436728

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 1123, 2246, 4492, 7861, 8269, 8984, 15722, 16538, 31444, 33076, 57883, 62888, 66152, 115766, 231532, 463064, 9286087, 18572174, 37144348, 65002609, 74288696, 130005218, 260010436, 520020872]

約数ペア:

[(1, 520020872), (2, 260010436), (4, 130005218), (7, 74288696), (8, 65002609), (14, 37144348), (28, 18572174), (56, 9286087), (1123, 463064), (2246, 231532), (4492, 115766), (7861, 66152), (8269, 62888), (8984, 57883), (15722, 33076), (16538, 31444)]