890317204

素因数分解:

$2^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{383}}^1\times {\mathrm{1361}}^1$

素因数の和:1816

約数の個数: 48

約数和(自身を含む): 1815883776

約数和(自身を除く): 925566572

約数列:

[1, 2, 4, 7, 14, 28, 61, 122, 244, 383, 427, 766, 854, 1361, 1532, 1708, 2681, 2722, 5362, 5444, 9527, 10724, 19054, 23363, 38108, 46726, 83021, 93452, 163541, 166042, 327082, 332084, 521263, 581147, 654164, 1042526, 1162294, 2085052, 2324588, 3648841, 7297682, 14595364, 31797043, 63594086, 127188172, 222579301, 445158602, 890317204]

約数ペア:

[(1, 890317204), (2, 445158602), (4, 222579301), (7, 127188172), (14, 63594086), (28, 31797043), (61, 14595364), (122, 7297682), (244, 3648841), (383, 2324588), (427, 2085052), (766, 1162294), (854, 1042526), (1361, 654164), (1532, 581147), (1708, 521263), (2681, 332084), (2722, 327082), (5362, 166042), (5444, 163541), (9527, 93452), (10724, 83021), (19054, 46726), (23363, 38108)]