1994170760

素因数分解:

$2^3\times 5^1\times {\mathrm{1231}}^1\times {\mathrm{40499}}^1$

素因数の和:41741

約数の個数: 32

約数和(自身を含む): 4490640000

約数和(自身を除く): 2496469240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1231, 2462, 4924, 6155, 9848, 12310, 24620, 40499, 49240, 80998, 161996, 202495, 323992, 404990, 809980, 1619960, 49854269, 99708538, 199417076, 249271345, 398834152, 498542690, 997085380, 1994170760]

約数ペア:

[(1, 1994170760), (2, 997085380), (4, 498542690), (5, 398834152), (8, 249271345), (10, 199417076), (20, 99708538), (40, 49854269), (1231, 1619960), (2462, 809980), (4924, 404990), (6155, 323992), (9848, 202495), (12310, 161996), (24620, 80998), (40499, 49240)]