12467600

素因数分解:

$2^4\times 5^2\times {\mathrm{71}}^1\times {\mathrm{439}}^1$

素因数の和:528

約数の個数: 60

約数和(自身を含む): 30444480

約数和(自身を除く): 17976880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 71, 80, 100, 142, 200, 284, 355, 400, 439, 568, 710, 878, 1136, 1420, 1756, 1775, 2195, 2840, 3512, 3550, 4390, 5680, 7024, 7100, 8780, 10975, 14200, 17560, 21950, 28400, 31169, 35120, 43900, 62338, 87800, 124676, 155845, 175600, 249352, 311690, 498704, 623380, 779225, 1246760, 1558450, 2493520, 3116900, 6233800, 12467600]

約数ペア:

[(1, 12467600), (2, 6233800), (4, 3116900), (5, 2493520), (8, 1558450), (10, 1246760), (16, 779225), (20, 623380), (25, 498704), (40, 311690), (50, 249352), (71, 175600), (80, 155845), (100, 124676), (142, 87800), (200, 62338), (284, 43900), (355, 35120), (400, 31169), (439, 28400), (568, 21950), (710, 17560), (878, 14200), (1136, 10975), (1420, 8780), (1756, 7100), (1775, 7024), (2195, 5680), (2840, 4390), (3512, 3550)]