16378670

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{239}}^1$

素因数の和:353

約数の個数: 64

約数和(自身を含む): 37324800

約数和(自身を除く): 20946130

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 89, 110, 154, 178, 239, 385, 445, 478, 623, 770, 890, 979, 1195, 1246, 1673, 1958, 2390, 2629, 3115, 3346, 4895, 5258, 6230, 6853, 8365, 9790, 13145, 13706, 16730, 18403, 21271, 26290, 34265, 36806, 42542, 68530, 92015, 106355, 148897, 184030, 212710, 233981, 297794, 467962, 744485, 1169905, 1488970, 1637867, 2339810, 3275734, 8189335, 16378670]

約数ペア:

[(1, 16378670), (2, 8189335), (5, 3275734), (7, 2339810), (10, 1637867), (11, 1488970), (14, 1169905), (22, 744485), (35, 467962), (55, 297794), (70, 233981), (77, 212710), (89, 184030), (110, 148897), (154, 106355), (178, 92015), (239, 68530), (385, 42542), (445, 36806), (478, 34265), (623, 26290), (770, 21271), (890, 18403), (979, 16730), (1195, 13706), (1246, 13145), (1673, 9790), (1958, 8365), (2390, 6853), (2629, 6230), (3115, 5258), (3346, 4895)]