2008186490

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{61}}^2\times {\mathrm{1861}}^1$

素因数の和:2019

約数の個数: 48

約数和(自身を含む): 3803730840

約数和(自身を除く): 1795544350

約数列:

[1, 2, 5, 10, 29, 58, 61, 122, 145, 290, 305, 610, 1769, 1861, 3538, 3721, 3722, 7442, 8845, 9305, 17690, 18605, 18610, 37210, 53969, 107909, 107938, 113521, 215818, 227042, 269845, 539545, 539690, 567605, 1079090, 1135210, 3292109, 6584218, 6924781, 13849562, 16460545, 32921090, 34623905, 69247810, 200818649, 401637298, 1004093245, 2008186490]

約数ペア:

[(1, 2008186490), (2, 1004093245), (5, 401637298), (10, 200818649), (29, 69247810), (58, 34623905), (61, 32921090), (122, 16460545), (145, 13849562), (290, 6924781), (305, 6584218), (610, 3292109), (1769, 1135210), (1861, 1079090), (3538, 567605), (3721, 539690), (3722, 539545), (7442, 269845), (8845, 227042), (9305, 215818), (17690, 113521), (18605, 107938), (18610, 107909), (37210, 53969)]