311920630

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{263}}^1\times {\mathrm{16943}}^1$

素因数の和:17220

約数の個数: 32

約数和(自身を含む): 644143104

約数和(自身を除く): 332222474

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 263, 526, 1315, 1841, 2630, 3682, 9205, 16943, 18410, 33886, 84715, 118601, 169430, 237202, 593005, 1186010, 4456009, 8912018, 22280045, 31192063, 44560090, 62384126, 155960315, 311920630]

約数ペア:

[(1, 311920630), (2, 155960315), (5, 62384126), (7, 44560090), (10, 31192063), (14, 22280045), (35, 8912018), (70, 4456009), (263, 1186010), (526, 593005), (1315, 237202), (1841, 169430), (2630, 118601), (3682, 84715), (9205, 33886), (16943, 18410)]