20459060

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{19301}}^1$

素因数の和:19363

約数の個数: 24

約数和(自身を含む): 43776936

約数和(自身を除く): 23317876

約数列:

[1, 2, 4, 5, 10, 20, 53, 106, 212, 265, 530, 1060, 19301, 38602, 77204, 96505, 193010, 386020, 1022953, 2045906, 4091812, 5114765, 10229530, 20459060]

約数ペア:

[(1, 20459060), (2, 10229530), (4, 5114765), (5, 4091812), (10, 2045906), (20, 1022953), (53, 386020), (106, 193010), (212, 96505), (265, 77204), (530, 38602), (1060, 19301)]