8426920

素因数分解:

$2^3\times 5^1\times {\mathrm{191}}^1\times {\mathrm{1103}}^1$

素因数の和:1305

約数の個数: 32

約数和(自身を含む): 19077120

約数和(自身を除く): 10650200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 191, 382, 764, 955, 1103, 1528, 1910, 2206, 3820, 4412, 5515, 7640, 8824, 11030, 22060, 44120, 210673, 421346, 842692, 1053365, 1685384, 2106730, 4213460, 8426920]

約数ペア:

[(1, 8426920), (2, 4213460), (4, 2106730), (5, 1685384), (8, 1053365), (10, 842692), (20, 421346), (40, 210673), (191, 44120), (382, 22060), (764, 11030), (955, 8824), (1103, 7640), (1528, 5515), (1910, 4412), (2206, 3820)]