12820560

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{53419}}^1$

素因数の和:53435

約数の個数: 40

約数和(自身を含む): 39744480

約数和(自身を除く): 26923920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 53419, 106838, 160257, 213676, 267095, 320514, 427352, 534190, 641028, 801285, 854704, 1068380, 1282056, 1602570, 2136760, 2564112, 3205140, 4273520, 6410280, 12820560]

約数ペア:

[(1, 12820560), (2, 6410280), (3, 4273520), (4, 3205140), (5, 2564112), (6, 2136760), (8, 1602570), (10, 1282056), (12, 1068380), (15, 854704), (16, 801285), (20, 641028), (24, 534190), (30, 427352), (40, 320514), (48, 267095), (60, 213676), (80, 160257), (120, 106838), (240, 53419)]