2013206960

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{811777}}^1$

素因数の和:811821

約数の個数: 40

約数和(自身を含む): 4831702656

約数和(自身を除く): 2818495696

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 811777, 1623554, 3247108, 4058885, 6494216, 8117770, 12988432, 16235540, 25165087, 32471080, 50330174, 64942160, 100660348, 125825435, 201320696, 251650870, 402641392, 503301740, 1006603480, 2013206960]

約数ペア:

[(1, 2013206960), (2, 1006603480), (4, 503301740), (5, 402641392), (8, 251650870), (10, 201320696), (16, 125825435), (20, 100660348), (31, 64942160), (40, 50330174), (62, 32471080), (80, 25165087), (124, 16235540), (155, 12988432), (248, 8117770), (310, 6494216), (496, 4058885), (620, 3247108), (1240, 1623554), (2480, 811777)]