15205360

素因数分解:

$2^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{2677}}^1$

素因数の和:2761

約数の個数: 40

約数和(自身を含む): 35863776

約数和(自身を除く): 20658416

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 71, 80, 142, 284, 355, 568, 710, 1136, 1420, 2677, 2840, 5354, 5680, 10708, 13385, 21416, 26770, 42832, 53540, 107080, 190067, 214160, 380134, 760268, 950335, 1520536, 1900670, 3041072, 3801340, 7602680, 15205360]

約数ペア:

[(1, 15205360), (2, 7602680), (4, 3801340), (5, 3041072), (8, 1900670), (10, 1520536), (16, 950335), (20, 760268), (40, 380134), (71, 214160), (80, 190067), (142, 107080), (284, 53540), (355, 42832), (568, 26770), (710, 21416), (1136, 13385), (1420, 10708), (2677, 5680), (2840, 5354)]