101540840

素因数分解:

$2^3\times 5^1\times {\mathrm{2538521}}^1$

素因数の和:2538532

約数の個数: 16

約数和(自身を含む): 228466980

約数和(自身を除く): 126926140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 2538521, 5077042, 10154084, 12692605, 20308168, 25385210, 50770420, 101540840]

約数ペア:

[(1, 101540840), (2, 50770420), (4, 25385210), (5, 20308168), (8, 12692605), (10, 10154084), (20, 5077042), (40, 2538521)]