12505620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{257}}^1\times {\mathrm{811}}^1$

素因数の和:1080

約数の個数: 48

約数和(自身を含む): 35195328

約数和(自身を除く): 22689708

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 257, 514, 771, 811, 1028, 1285, 1542, 1622, 2433, 2570, 3084, 3244, 3855, 4055, 4866, 5140, 7710, 8110, 9732, 12165, 15420, 16220, 24330, 48660, 208427, 416854, 625281, 833708, 1042135, 1250562, 2084270, 2501124, 3126405, 4168540, 6252810, 12505620]

約数ペア:

[(1, 12505620), (2, 6252810), (3, 4168540), (4, 3126405), (5, 2501124), (6, 2084270), (10, 1250562), (12, 1042135), (15, 833708), (20, 625281), (30, 416854), (60, 208427), (257, 48660), (514, 24330), (771, 16220), (811, 15420), (1028, 12165), (1285, 9732), (1542, 8110), (1622, 7710), (2433, 5140), (2570, 4866), (3084, 4055), (3244, 3855)]