20199100

素因数分解:

$2^2\times 5^2\times {\mathrm{73}}^1\times {\mathrm{2767}}^1$

素因数の和:2854

約数の個数: 36

約数和(自身を含む): 44448544

約数和(自身を除く): 24249444

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 73, 100, 146, 292, 365, 730, 1460, 1825, 2767, 3650, 5534, 7300, 11068, 13835, 27670, 55340, 69175, 138350, 201991, 276700, 403982, 807964, 1009955, 2019910, 4039820, 5049775, 10099550, 20199100]

約数ペア:

[(1, 20199100), (2, 10099550), (4, 5049775), (5, 4039820), (10, 2019910), (20, 1009955), (25, 807964), (50, 403982), (73, 276700), (100, 201991), (146, 138350), (292, 69175), (365, 55340), (730, 27670), (1460, 13835), (1825, 11068), (2767, 7300), (3650, 5534)]