788169460

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{3031421}}^1$

素因数の和:3031443

約数の個数: 24

約数和(自身を含む): 1782476136

約数和(自身を除く): 994306676

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 3031421, 6062842, 12125684, 15157105, 30314210, 39408473, 60628420, 78816946, 157633892, 197042365, 394084730, 788169460]

約数ペア:

[(1, 788169460), (2, 394084730), (4, 197042365), (5, 157633892), (10, 78816946), (13, 60628420), (20, 39408473), (26, 30314210), (52, 15157105), (65, 12125684), (130, 6062842), (260, 3031421)]