12090100

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{379}}^1$

素因数の和:433

約数の個数: 72

約数和(自身を含む): 29685600

約数和(自身を除く): 17595500

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 29, 44, 50, 55, 58, 100, 110, 116, 145, 220, 275, 290, 319, 379, 550, 580, 638, 725, 758, 1100, 1276, 1450, 1516, 1595, 1895, 2900, 3190, 3790, 4169, 6380, 7580, 7975, 8338, 9475, 10991, 15950, 16676, 18950, 20845, 21982, 31900, 37900, 41690, 43964, 54955, 83380, 104225, 109910, 120901, 208450, 219820, 241802, 274775, 416900, 483604, 549550, 604505, 1099100, 1209010, 2418020, 3022525, 6045050, 12090100]

約数ペア:

[(1, 12090100), (2, 6045050), (4, 3022525), (5, 2418020), (10, 1209010), (11, 1099100), (20, 604505), (22, 549550), (25, 483604), (29, 416900), (44, 274775), (50, 241802), (55, 219820), (58, 208450), (100, 120901), (110, 109910), (116, 104225), (145, 83380), (220, 54955), (275, 43964), (290, 41690), (319, 37900), (379, 31900), (550, 21982), (580, 20845), (638, 18950), (725, 16676), (758, 15950), (1100, 10991), (1276, 9475), (1450, 8338), (1516, 7975), (1595, 7580), (1895, 6380), (2900, 4169), (3190, 3790)]