720205796

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{233}}^1\times {\mathrm{17971}}^1$

素因数の和:18251

約数の個数: 24

約数和(自身を含む): 1295277984

約数和(自身を除く): 575072188

約数列:

[1, 2, 4, 43, 86, 172, 233, 466, 932, 10019, 17971, 20038, 35942, 40076, 71884, 772753, 1545506, 3091012, 4187243, 8374486, 16748972, 180051449, 360102898, 720205796]

約数ペア:

[(1, 720205796), (2, 360102898), (4, 180051449), (43, 16748972), (86, 8374486), (172, 4187243), (233, 3091012), (466, 1545506), (932, 772753), (10019, 71884), (17971, 40076), (20038, 35942)]