53876020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{12889}}^1$

素因数の和:12928

約数の個数: 48

約数和(自身を含む): 129931200

約数和(自身を除く): 76055180

約数列:

[1, 2, 4, 5, 10, 11, 19, 20, 22, 38, 44, 55, 76, 95, 110, 190, 209, 220, 380, 418, 836, 1045, 2090, 4180, 12889, 25778, 51556, 64445, 128890, 141779, 244891, 257780, 283558, 489782, 567116, 708895, 979564, 1224455, 1417790, 2448910, 2693801, 2835580, 4897820, 5387602, 10775204, 13469005, 26938010, 53876020]

約数ペア:

[(1, 53876020), (2, 26938010), (4, 13469005), (5, 10775204), (10, 5387602), (11, 4897820), (19, 2835580), (20, 2693801), (22, 2448910), (38, 1417790), (44, 1224455), (55, 979564), (76, 708895), (95, 567116), (110, 489782), (190, 283558), (209, 257780), (220, 244891), (380, 141779), (418, 128890), (836, 64445), (1045, 51556), (2090, 25778), (4180, 12889)]