201579620

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{887}}^1\times {\mathrm{1033}}^1$

素因数の和:1940

約数の個数: 48

約数和(自身を含む): 462768768

約数和(自身を除く): 261189148

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 887, 1033, 1774, 2066, 3548, 4132, 4435, 5165, 8870, 9757, 10330, 11363, 17740, 19514, 20660, 22726, 39028, 45452, 48785, 56815, 97570, 113630, 195140, 227260, 916271, 1832542, 3665084, 4581355, 9162710, 10078981, 18325420, 20157962, 40315924, 50394905, 100789810, 201579620]

約数ペア:

[(1, 201579620), (2, 100789810), (4, 50394905), (5, 40315924), (10, 20157962), (11, 18325420), (20, 10078981), (22, 9162710), (44, 4581355), (55, 3665084), (110, 1832542), (220, 916271), (887, 227260), (1033, 195140), (1774, 113630), (2066, 97570), (3548, 56815), (4132, 48785), (4435, 45452), (5165, 39028), (8870, 22726), (9757, 20660), (10330, 19514), (11363, 17740)]