108459440

素因数分解:

$2^4\times 5^1\times {\mathrm{1355743}}^1$

素因数の和:1355756

約数の個数: 20

約数和(自身を含む): 252168384

約数和(自身を除く): 143708944

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1355743, 2711486, 5422972, 6778715, 10845944, 13557430, 21691888, 27114860, 54229720, 108459440]

約数ペア:

[(1, 108459440), (2, 54229720), (4, 27114860), (5, 21691888), (8, 13557430), (10, 10845944), (16, 6778715), (20, 5422972), (40, 2711486), (80, 1355743)]