54720580

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{88259}}^1$

素因数の和:88299

約数の個数: 24

約数和(自身を含む): 118621440

約数和(自身を除く): 63900860

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 88259, 176518, 353036, 441295, 882590, 1765180, 2736029, 5472058, 10944116, 13680145, 27360290, 54720580]

約数ペア:

[(1, 54720580), (2, 27360290), (4, 13680145), (5, 10944116), (10, 5472058), (20, 2736029), (31, 1765180), (62, 882590), (124, 441295), (155, 353036), (310, 176518), (620, 88259)]