30949780

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{49919}}^1$

素因数の和:49959

約数の個数: 24

約数和(自身を含む): 67092480

約数和(自身を除く): 36142700

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 49919, 99838, 199676, 249595, 499190, 998380, 1547489, 3094978, 6189956, 7737445, 15474890, 30949780]

約数ペア:

[(1, 30949780), (2, 15474890), (4, 7737445), (5, 6189956), (10, 3094978), (20, 1547489), (31, 998380), (62, 499190), (124, 249595), (155, 199676), (310, 99838), (620, 49919)]