200920460

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{772771}}^1$

素因数の和:772793

約数の個数: 24

約数和(自身を含む): 454389936

約数和(自身を除く): 253469476

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 772771, 1545542, 3091084, 3863855, 7727710, 10046023, 15455420, 20092046, 40184092, 50230115, 100460230, 200920460]

約数ペア:

[(1, 200920460), (2, 100460230), (4, 50230115), (5, 40184092), (10, 20092046), (13, 15455420), (20, 10046023), (26, 7727710), (52, 3863855), (65, 3091084), (130, 1545542), (260, 772771)]