16040865980

素因数分解:

$2^2\times 5^1\times {\mathrm{2909}}^1\times {\mathrm{275711}}^1$

素因数の和:278629

約数の個数: 24

約数和(自身を含む): 33697520640

約数和(自身を除く): 17656654660

約数列:

[1, 2, 4, 5, 10, 20, 2909, 5818, 11636, 14545, 29090, 58180, 275711, 551422, 1102844, 1378555, 2757110, 5514220, 802043299, 1604086598, 3208173196, 4010216495, 8020432990, 16040865980]

約数ペア:

[(1, 16040865980), (2, 8020432990), (4, 4010216495), (5, 3208173196), (10, 1604086598), (20, 802043299), (2909, 5514220), (5818, 2757110), (11636, 1378555), (14545, 1102844), (29090, 551422), (58180, 275711)]