2139790

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{307}}^1$

素因数の和:372

約数の個数: 32

約数和(自身を含む): 4191264

約数和(自身を除く): 2051474

約数列:

[1, 2, 5, 10, 17, 34, 41, 82, 85, 170, 205, 307, 410, 614, 697, 1394, 1535, 3070, 3485, 5219, 6970, 10438, 12587, 25174, 26095, 52190, 62935, 125870, 213979, 427958, 1069895, 2139790]

約数ペア:

[(1, 2139790), (2, 1069895), (5, 427958), (10, 213979), (17, 125870), (34, 62935), (41, 52190), (82, 26095), (85, 25174), (170, 12587), (205, 10438), (307, 6970), (410, 5219), (614, 3485), (697, 3070), (1394, 1535)]