42538480

素因数分解:

$2^4\times 5^1\times {\mathrm{531731}}^1$

素因数の和:531744

約数の個数: 20

約数和(自身を含む): 98902152

約数和(自身を除く): 56363672

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 531731, 1063462, 2126924, 2658655, 4253848, 5317310, 8507696, 10634620, 21269240, 42538480]

約数ペア:

[(1, 42538480), (2, 21269240), (4, 10634620), (5, 8507696), (8, 5317310), (10, 4253848), (16, 2658655), (20, 2126924), (40, 1063462), (80, 531731)]