147940040

素因数分解:

$2^3\times 5^1\times {\mathrm{457}}^1\times {\mathrm{8093}}^1$

素因数の和:8561

約数の個数: 32

約数和(自身を含む): 333634680

約数和(自身を除く): 185694640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 457, 914, 1828, 2285, 3656, 4570, 8093, 9140, 16186, 18280, 32372, 40465, 64744, 80930, 161860, 323720, 3698501, 7397002, 14794004, 18492505, 29588008, 36985010, 73970020, 147940040]

約数ペア:

[(1, 147940040), (2, 73970020), (4, 36985010), (5, 29588008), (8, 18492505), (10, 14794004), (20, 7397002), (40, 3698501), (457, 323720), (914, 161860), (1828, 80930), (2285, 64744), (3656, 40465), (4570, 32372), (8093, 18280), (9140, 16186)]