2145510

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{769}}^1$

素因数の和:813

約数の個数: 48

約数和(自身を含む): 5765760

約数和(自身を除く): 3620250

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 31, 45, 62, 90, 93, 155, 186, 279, 310, 465, 558, 769, 930, 1395, 1538, 2307, 2790, 3845, 4614, 6921, 7690, 11535, 13842, 23070, 23839, 34605, 47678, 69210, 71517, 119195, 143034, 214551, 238390, 357585, 429102, 715170, 1072755, 2145510]

約数ペア:

[(1, 2145510), (2, 1072755), (3, 715170), (5, 429102), (6, 357585), (9, 238390), (10, 214551), (15, 143034), (18, 119195), (30, 71517), (31, 69210), (45, 47678), (62, 34605), (90, 23839), (93, 23070), (155, 13842), (186, 11535), (279, 7690), (310, 6921), (465, 4614), (558, 3845), (769, 2790), (930, 2307), (1395, 1538)]