200801840

素因数分解:

$2^4\times 5^1\times {\mathrm{2510023}}^1$

素因数の和:2510036

約数の個数: 20

約数和(自身を含む): 466864464

約数和(自身を除く): 266062624

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2510023, 5020046, 10040092, 12550115, 20080184, 25100230, 40160368, 50200460, 100400920, 200801840]

約数ペア:

[(1, 200801840), (2, 100400920), (4, 50200460), (5, 40160368), (8, 25100230), (10, 20080184), (16, 12550115), (20, 10040092), (40, 5020046), (80, 2510023)]