2019907040

素因数分解:

$2^5\times 5^1\times {\mathrm{12624419}}^1$

素因数の和:12624434

約数の個数: 24

約数和(自身を含む): 4772030760

約数和(自身を除く): 2752123720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 12624419, 25248838, 50497676, 63122095, 100995352, 126244190, 201990704, 252488380, 403981408, 504976760, 1009953520, 2019907040]

約数ペア:

[(1, 2019907040), (2, 1009953520), (4, 504976760), (5, 403981408), (8, 252488380), (10, 201990704), (16, 126244190), (20, 100995352), (32, 63122095), (40, 50497676), (80, 25248838), (160, 12624419)]