15706896680

素因数分解:

$2^3\times 5^1\times {\mathrm{197}}^1\times {\mathrm{1993261}}^1$

素因数の和:1993469

約数の個数: 32

約数和(自身を含む): 35519928840

約数和(自身を除く): 19813032160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 197, 394, 788, 985, 1576, 1970, 3940, 7880, 1993261, 3986522, 7973044, 9966305, 15946088, 19932610, 39865220, 79730440, 392672417, 785344834, 1570689668, 1963362085, 3141379336, 3926724170, 7853448340, 15706896680]

約数ペア:

[(1, 15706896680), (2, 7853448340), (4, 3926724170), (5, 3141379336), (8, 1963362085), (10, 1570689668), (20, 785344834), (40, 392672417), (197, 79730440), (394, 39865220), (788, 19932610), (985, 15946088), (1576, 9966305), (1970, 7973044), (3940, 3986522), (7880, 1993261)]