55830140

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{39317}}^1$

素因数の和:39397

約数の個数: 24

約数和(自身を含む): 118897632

約数和(自身を除く): 63067492

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 39317, 78634, 157268, 196585, 393170, 786340, 2791507, 5583014, 11166028, 13957535, 27915070, 55830140]

約数ペア:

[(1, 55830140), (2, 27915070), (4, 13957535), (5, 11166028), (10, 5583014), (20, 2791507), (71, 786340), (142, 393170), (284, 196585), (355, 157268), (710, 78634), (1420, 39317)]