313366480

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{559583}}^1$

素因数の和:559603

約数の個数: 40

約数和(自身を含む): 832660992

約数和(自身を除く): 519294512

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 559583, 1119166, 2238332, 2797915, 3917081, 4476664, 5595830, 7834162, 8953328, 11191660, 15668324, 19585405, 22383320, 31336648, 39170810, 44766640, 62673296, 78341620, 156683240, 313366480]

約数ペア:

[(1, 313366480), (2, 156683240), (4, 78341620), (5, 62673296), (7, 44766640), (8, 39170810), (10, 31336648), (14, 22383320), (16, 19585405), (20, 15668324), (28, 11191660), (35, 8953328), (40, 7834162), (56, 5595830), (70, 4476664), (80, 3917081), (112, 2797915), (140, 2238332), (280, 1119166), (560, 559583)]