20194374410

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{109}}^1\times {\mathrm{378101}}^1$

素因数の和:378231

約数の個数: 48

約数和(自身を含む): 42672591720

約数和(自身を除く): 22478217310

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 109, 218, 245, 490, 545, 763, 1090, 1526, 3815, 5341, 7630, 10682, 26705, 53410, 378101, 756202, 1890505, 2646707, 3781010, 5293414, 13233535, 18526949, 26467070, 37053898, 41213009, 82426018, 92634745, 185269490, 206065045, 288491063, 412130090, 576982126, 1442455315, 2019437441, 2884910630, 4038874882, 10097187205, 20194374410]

約数ペア:

[(1, 20194374410), (2, 10097187205), (5, 4038874882), (7, 2884910630), (10, 2019437441), (14, 1442455315), (35, 576982126), (49, 412130090), (70, 288491063), (98, 206065045), (109, 185269490), (218, 92634745), (245, 82426018), (490, 41213009), (545, 37053898), (763, 26467070), (1090, 18526949), (1526, 13233535), (3815, 5293414), (5341, 3781010), (7630, 2646707), (10682, 1890505), (26705, 756202), (53410, 378101)]