1906960

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^2\times {\mathrm{197}}^1$

素因数の和:232

約数の個数: 60

約数和(自身を含む): 4898124

約数和(自身を除く): 2991164

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 121, 176, 197, 220, 242, 394, 440, 484, 605, 788, 880, 968, 985, 1210, 1576, 1936, 1970, 2167, 2420, 3152, 3940, 4334, 4840, 7880, 8668, 9680, 10835, 15760, 17336, 21670, 23837, 34672, 43340, 47674, 86680, 95348, 119185, 173360, 190696, 238370, 381392, 476740, 953480, 1906960]

約数ペア:

[(1, 1906960), (2, 953480), (4, 476740), (5, 381392), (8, 238370), (10, 190696), (11, 173360), (16, 119185), (20, 95348), (22, 86680), (40, 47674), (44, 43340), (55, 34672), (80, 23837), (88, 21670), (110, 17336), (121, 15760), (176, 10835), (197, 9680), (220, 8668), (242, 7880), (394, 4840), (440, 4334), (484, 3940), (605, 3152), (788, 2420), (880, 2167), (968, 1970), (985, 1936), (1210, 1576)]