42760540

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{52147}}^1$

素因数の和:52197

約数の個数: 24

約数和(自身を含む): 91989072

約数和(自身を除く): 49228532

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 52147, 104294, 208588, 260735, 521470, 1042940, 2138027, 4276054, 8552108, 10690135, 21380270, 42760540]

約数ペア:

[(1, 42760540), (2, 21380270), (4, 10690135), (5, 8552108), (10, 4276054), (20, 2138027), (41, 1042940), (82, 521470), (164, 260735), (205, 208588), (410, 104294), (820, 52147)]