87172220

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{59707}}^1$

素因数の和:59789

約数の個数: 24

約数和(自身を含む): 185572464

約数和(自身を除く): 98400244

約数列:

[1, 2, 4, 5, 10, 20, 73, 146, 292, 365, 730, 1460, 59707, 119414, 238828, 298535, 597070, 1194140, 4358611, 8717222, 17434444, 21793055, 43586110, 87172220]

約数ペア:

[(1, 87172220), (2, 43586110), (4, 21793055), (5, 17434444), (10, 8717222), (20, 4358611), (73, 1194140), (146, 597070), (292, 298535), (365, 238828), (730, 119414), (1460, 59707)]