1999366920

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{5553797}}^1$

素因数の和:5553814

約数の個数: 48

約数和(自身を含む): 6497943660

約数和(自身を除く): 4498576740

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 5553797, 11107594, 16661391, 22215188, 27768985, 33322782, 44430376, 49984173, 55537970, 66645564, 83306955, 99968346, 111075940, 133291128, 166613910, 199936692, 222151880, 249920865, 333227820, 399873384, 499841730, 666455640, 999683460, 1999366920]

約数ペア:

[(1, 1999366920), (2, 999683460), (3, 666455640), (4, 499841730), (5, 399873384), (6, 333227820), (8, 249920865), (9, 222151880), (10, 199936692), (12, 166613910), (15, 133291128), (18, 111075940), (20, 99968346), (24, 83306955), (30, 66645564), (36, 55537970), (40, 49984173), (45, 44430376), (60, 33322782), (72, 27768985), (90, 22215188), (120, 16661391), (180, 11107594), (360, 5553797)]