122509240

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{437533}}^1$

素因数の和:437551

約数の個数: 32

約数和(自身を含む): 315024480

約数和(自身を除く): 192515240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 437533, 875066, 1750132, 2187665, 3062731, 3500264, 4375330, 6125462, 8750660, 12250924, 15313655, 17501320, 24501848, 30627310, 61254620, 122509240]

約数ペア:

[(1, 122509240), (2, 61254620), (4, 30627310), (5, 24501848), (7, 17501320), (8, 15313655), (10, 12250924), (14, 8750660), (20, 6125462), (28, 4375330), (35, 3500264), (40, 3062731), (56, 2187665), (70, 1750132), (140, 875066), (280, 437533)]