31828580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{3727}}^1$

素因数の和:3804

約数の個数: 48

約数和(自身を含む): 77661696

約数和(自身を除く): 45833116

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 61, 70, 122, 140, 244, 305, 427, 610, 854, 1220, 1708, 2135, 3727, 4270, 7454, 8540, 14908, 18635, 26089, 37270, 52178, 74540, 104356, 130445, 227347, 260890, 454694, 521780, 909388, 1136735, 1591429, 2273470, 3182858, 4546940, 6365716, 7957145, 15914290, 31828580]

約数ペア:

[(1, 31828580), (2, 15914290), (4, 7957145), (5, 6365716), (7, 4546940), (10, 3182858), (14, 2273470), (20, 1591429), (28, 1136735), (35, 909388), (61, 521780), (70, 454694), (122, 260890), (140, 227347), (244, 130445), (305, 104356), (427, 74540), (610, 52178), (854, 37270), (1220, 26089), (1708, 18635), (2135, 14908), (3727, 8540), (4270, 7454)]