20263010

素因数分解:

$2^1\times 5^1\times {\mathrm{389}}^1\times {\mathrm{5209}}^1$

素因数の和:5605

約数の個数: 16

約数和(自身を含む): 36574200

約数和(自身を除く): 16311190

約数列:

[1, 2, 5, 10, 389, 778, 1945, 3890, 5209, 10418, 26045, 52090, 2026301, 4052602, 10131505, 20263010]

約数ペア:

[(1, 20263010), (2, 10131505), (5, 4052602), (10, 2026301), (389, 52090), (778, 26045), (1945, 10418), (3890, 5209)]