55378420

素因数分解:

$2^2\times 5^1\times {\mathrm{613}}^1\times {\mathrm{4517}}^1$

素因数の和:5139

約数の個数: 24

約数和(自身を含む): 116510184

約数和(自身を除く): 61131764

約数列:

[1, 2, 4, 5, 10, 20, 613, 1226, 2452, 3065, 4517, 6130, 9034, 12260, 18068, 22585, 45170, 90340, 2768921, 5537842, 11075684, 13844605, 27689210, 55378420]

約数ペア:

[(1, 55378420), (2, 27689210), (4, 13844605), (5, 11075684), (10, 5537842), (20, 2768921), (613, 90340), (1226, 45170), (2452, 22585), (3065, 18068), (4517, 12260), (6130, 9034)]