12183620

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{457}}^1$

素因数の和:540

約数の個数: 48

約数和(自身を含む): 27084288

約数和(自身を除く): 14900668

約数列:

[1, 2, 4, 5, 10, 20, 31, 43, 62, 86, 124, 155, 172, 215, 310, 430, 457, 620, 860, 914, 1333, 1828, 2285, 2666, 4570, 5332, 6665, 9140, 13330, 14167, 19651, 26660, 28334, 39302, 56668, 70835, 78604, 98255, 141670, 196510, 283340, 393020, 609181, 1218362, 2436724, 3045905, 6091810, 12183620]

約数ペア:

[(1, 12183620), (2, 6091810), (4, 3045905), (5, 2436724), (10, 1218362), (20, 609181), (31, 393020), (43, 283340), (62, 196510), (86, 141670), (124, 98255), (155, 78604), (172, 70835), (215, 56668), (310, 39302), (430, 28334), (457, 26660), (620, 19651), (860, 14167), (914, 13330), (1333, 9140), (1828, 6665), (2285, 5332), (2666, 4570)]