28571580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{158731}}^1$

素因数の和:158746

約数の個数: 36

約数和(自身を含む): 86667672

約数和(自身を除く): 58096092

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 158731, 317462, 476193, 634924, 793655, 952386, 1428579, 1587310, 1904772, 2380965, 2857158, 3174620, 4761930, 5714316, 7142895, 9523860, 14285790, 28571580]

約数ペア:

[(1, 28571580), (2, 14285790), (3, 9523860), (4, 7142895), (5, 5714316), (6, 4761930), (9, 3174620), (10, 2857158), (12, 2380965), (15, 1904772), (18, 1587310), (20, 1428579), (30, 952386), (36, 793655), (45, 634924), (60, 476193), (90, 317462), (180, 158731)]