427702960

素因数分解:

$2^4\times 5^1\times {\mathrm{5346287}}^1$

素因数の和:5346300

約数の個数: 20

約数和(自身を含む): 994409568

約数和(自身を除く): 566706608

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 5346287, 10692574, 21385148, 26731435, 42770296, 53462870, 85540592, 106925740, 213851480, 427702960]

約数ペア:

[(1, 427702960), (2, 213851480), (4, 106925740), (5, 85540592), (8, 53462870), (10, 42770296), (16, 26731435), (20, 21385148), (40, 10692574), (80, 5346287)]