12204790

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{223}}^1\times {\mathrm{421}}^1$

素因数の和:664

約数の個数: 32

約数和(自身を含む): 23821056

約数和(自身を除く): 11616266

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 223, 421, 446, 842, 1115, 2105, 2230, 2899, 4210, 5473, 5798, 10946, 14495, 27365, 28990, 54730, 93883, 187766, 469415, 938830, 1220479, 2440958, 6102395, 12204790]

約数ペア:

[(1, 12204790), (2, 6102395), (5, 2440958), (10, 1220479), (13, 938830), (26, 469415), (65, 187766), (130, 93883), (223, 54730), (421, 28990), (446, 27365), (842, 14495), (1115, 10946), (2105, 5798), (2230, 5473), (2899, 4210)]