56947720

素因数分解:

$2^3\times 5^1\times {\mathrm{229}}^1\times {\mathrm{6217}}^1$

素因数の和:6457

約数の個数: 32

約数和(自身を含む): 128712600

約数和(自身を除く): 71764880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 229, 458, 916, 1145, 1832, 2290, 4580, 6217, 9160, 12434, 24868, 31085, 49736, 62170, 124340, 248680, 1423693, 2847386, 5694772, 7118465, 11389544, 14236930, 28473860, 56947720]

約数ペア:

[(1, 56947720), (2, 28473860), (4, 14236930), (5, 11389544), (8, 7118465), (10, 5694772), (20, 2847386), (40, 1423693), (229, 248680), (458, 124340), (916, 62170), (1145, 49736), (1832, 31085), (2290, 24868), (4580, 12434), (6217, 9160)]