2008797830

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{498461}}^1$

素因数の和:498512

約数の個数: 32

約数和(自身を含む): 4019597568

約数和(自身を除く): 2010799738

約数列:

[1, 2, 5, 10, 13, 26, 31, 62, 65, 130, 155, 310, 403, 806, 2015, 4030, 498461, 996922, 2492305, 4984610, 6479993, 12959986, 15452291, 30904582, 32399965, 64799930, 77261455, 154522910, 200879783, 401759566, 1004398915, 2008797830]

約数ペア:

[(1, 2008797830), (2, 1004398915), (5, 401759566), (10, 200879783), (13, 154522910), (26, 77261455), (31, 64799930), (62, 32399965), (65, 30904582), (130, 15452291), (155, 12959986), (310, 6479993), (403, 4984610), (806, 2492305), (2015, 996922), (4030, 498461)]