12428320

素因数分解:

$2^5\times 5^1\times {\mathrm{173}}^1\times {\mathrm{449}}^1$

素因数の和:637

約数の個数: 48

約数和(自身を含む): 29597400

約数和(自身を除く): 17169080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 173, 346, 449, 692, 865, 898, 1384, 1730, 1796, 2245, 2768, 3460, 3592, 4490, 5536, 6920, 7184, 8980, 13840, 14368, 17960, 27680, 35920, 71840, 77677, 155354, 310708, 388385, 621416, 776770, 1242832, 1553540, 2485664, 3107080, 6214160, 12428320]

約数ペア:

[(1, 12428320), (2, 6214160), (4, 3107080), (5, 2485664), (8, 1553540), (10, 1242832), (16, 776770), (20, 621416), (32, 388385), (40, 310708), (80, 155354), (160, 77677), (173, 71840), (346, 35920), (449, 27680), (692, 17960), (865, 14368), (898, 13840), (1384, 8980), (1730, 7184), (1796, 6920), (2245, 5536), (2768, 4490), (3460, 3592)]