16709920

素因数分解:

$2^5\times 5^1\times {\mathrm{181}}^1\times {\mathrm{577}}^1$

素因数の和:773

約数の個数: 48

約数和(自身を含む): 39764088

約数和(自身を除く): 23054168

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 181, 362, 577, 724, 905, 1154, 1448, 1810, 2308, 2885, 2896, 3620, 4616, 5770, 5792, 7240, 9232, 11540, 14480, 18464, 23080, 28960, 46160, 92320, 104437, 208874, 417748, 522185, 835496, 1044370, 1670992, 2088740, 3341984, 4177480, 8354960, 16709920]

約数ペア:

[(1, 16709920), (2, 8354960), (4, 4177480), (5, 3341984), (8, 2088740), (10, 1670992), (16, 1044370), (20, 835496), (32, 522185), (40, 417748), (80, 208874), (160, 104437), (181, 92320), (362, 46160), (577, 28960), (724, 23080), (905, 18464), (1154, 14480), (1448, 11540), (1810, 9232), (2308, 7240), (2885, 5792), (2896, 5770), (3620, 4616)]