12493780

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{1657}}^1$

素因数の和:1708

約数の個数: 48

約数和(自身を含む): 29247120

約数和(自身を除く): 16753340

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 29, 52, 58, 65, 116, 130, 145, 260, 290, 377, 580, 754, 1508, 1657, 1885, 3314, 3770, 6628, 7540, 8285, 16570, 21541, 33140, 43082, 48053, 86164, 96106, 107705, 192212, 215410, 240265, 430820, 480530, 624689, 961060, 1249378, 2498756, 3123445, 6246890, 12493780]

約数ペア:

[(1, 12493780), (2, 6246890), (4, 3123445), (5, 2498756), (10, 1249378), (13, 961060), (20, 624689), (26, 480530), (29, 430820), (52, 240265), (58, 215410), (65, 192212), (116, 107705), (130, 96106), (145, 86164), (260, 48053), (290, 43082), (377, 33140), (580, 21541), (754, 16570), (1508, 8285), (1657, 7540), (1885, 6628), (3314, 3770)]