801691640

素因数分解:

$2^3\times 5^1\times {\mathrm{701}}^1\times {\mathrm{28591}}^1$

素因数の和:29303

約数の個数: 32

約数和(自身を含む): 1806442560

約数和(自身を除く): 1004750920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 701, 1402, 2804, 3505, 5608, 7010, 14020, 28040, 28591, 57182, 114364, 142955, 228728, 285910, 571820, 1143640, 20042291, 40084582, 80169164, 100211455, 160338328, 200422910, 400845820, 801691640]

約数ペア:

[(1, 801691640), (2, 400845820), (4, 200422910), (5, 160338328), (8, 100211455), (10, 80169164), (20, 40084582), (40, 20042291), (701, 1143640), (1402, 571820), (2804, 285910), (3505, 228728), (5608, 142955), (7010, 114364), (14020, 57182), (28040, 28591)]