89896180

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{401}}^1\times {\mathrm{1019}}^1$

素因数の和:1440

約数の個数: 48

約数和(自身を含む): 206660160

約数和(自身を除く): 116763980

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 401, 802, 1019, 1604, 2005, 2038, 4010, 4076, 4411, 5095, 8020, 8822, 10190, 11209, 17644, 20380, 22055, 22418, 44110, 44836, 56045, 88220, 112090, 224180, 408619, 817238, 1634476, 2043095, 4086190, 4494809, 8172380, 8989618, 17979236, 22474045, 44948090, 89896180]

約数ペア:

[(1, 89896180), (2, 44948090), (4, 22474045), (5, 17979236), (10, 8989618), (11, 8172380), (20, 4494809), (22, 4086190), (44, 2043095), (55, 1634476), (110, 817238), (220, 408619), (401, 224180), (802, 112090), (1019, 88220), (1604, 56045), (2005, 44836), (2038, 44110), (4010, 22418), (4076, 22055), (4411, 20380), (5095, 17644), (8020, 11209), (8822, 10190)]