914339960

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1\times {\mathrm{4877}}^1$

素因数の和:5040

約数の個数: 64

約数和(自身を含む): 2124856800

約数和(自身を除く): 1210516840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 109, 172, 215, 218, 344, 430, 436, 545, 860, 872, 1090, 1720, 2180, 4360, 4687, 4877, 9374, 9754, 18748, 19508, 23435, 24385, 37496, 39016, 46870, 48770, 93740, 97540, 187480, 195080, 209711, 419422, 531593, 838844, 1048555, 1063186, 1677688, 2097110, 2126372, 2657965, 4194220, 4252744, 5315930, 8388440, 10631860, 21263720, 22858499, 45716998, 91433996, 114292495, 182867992, 228584990, 457169980, 914339960]

約数ペア:

[(1, 914339960), (2, 457169980), (4, 228584990), (5, 182867992), (8, 114292495), (10, 91433996), (20, 45716998), (40, 22858499), (43, 21263720), (86, 10631860), (109, 8388440), (172, 5315930), (215, 4252744), (218, 4194220), (344, 2657965), (430, 2126372), (436, 2097110), (545, 1677688), (860, 1063186), (872, 1048555), (1090, 838844), (1720, 531593), (2180, 419422), (4360, 209711), (4687, 195080), (4877, 187480), (9374, 97540), (9754, 93740), (18748, 48770), (19508, 46870), (23435, 39016), (24385, 37496)]