12223380

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{15671}}^1$

素因数の和:15696

約数の個数: 48

約数和(自身を含む): 36860544

約数和(自身を除く): 24637164

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 15671, 31342, 47013, 62684, 78355, 94026, 156710, 188052, 203723, 235065, 313420, 407446, 470130, 611169, 814892, 940260, 1018615, 1222338, 2037230, 2444676, 3055845, 4074460, 6111690, 12223380]

約数ペア:

[(1, 12223380), (2, 6111690), (3, 4074460), (4, 3055845), (5, 2444676), (6, 2037230), (10, 1222338), (12, 1018615), (13, 940260), (15, 814892), (20, 611169), (26, 470130), (30, 407446), (39, 313420), (52, 235065), (60, 203723), (65, 188052), (78, 156710), (130, 94026), (156, 78355), (195, 62684), (260, 47013), (390, 31342), (780, 15671)]