49565480

素因数分解:

$2^3\times 5^1\times {\mathrm{347}}^1\times {\mathrm{3571}}^1$

素因数の和:3929

約数の個数: 32

約数和(自身を含む): 111875040

約数和(自身を除く): 62309560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 347, 694, 1388, 1735, 2776, 3470, 3571, 6940, 7142, 13880, 14284, 17855, 28568, 35710, 71420, 142840, 1239137, 2478274, 4956548, 6195685, 9913096, 12391370, 24782740, 49565480]

約数ペア:

[(1, 49565480), (2, 24782740), (4, 12391370), (5, 9913096), (8, 6195685), (10, 4956548), (20, 2478274), (40, 1239137), (347, 142840), (694, 71420), (1388, 35710), (1735, 28568), (2776, 17855), (3470, 14284), (3571, 13880), (6940, 7142)]