452720

素因数分解:

$2^4\times 5^1\times {\mathrm{5659}}^1$

素因数の和:5672

約数の個数: 20

約数和(自身を含む): 1052760

約数和(自身を除く): 600040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 5659, 11318, 22636, 28295, 45272, 56590, 90544, 113180, 226360, 452720]

約数ペア:

[(1, 452720), (2, 226360), (4, 113180), (5, 90544), (8, 56590), (10, 45272), (16, 28295), (20, 22636), (40, 11318), (80, 5659)]