201409240

素因数分解:

$2^3\times 5^1\times {\mathrm{313}}^1\times {\mathrm{16087}}^1$

素因数の和:16411

約数の個数: 32

約数和(自身を含む): 454646880

約数和(自身を除く): 253237640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 313, 626, 1252, 1565, 2504, 3130, 6260, 12520, 16087, 32174, 64348, 80435, 128696, 160870, 321740, 643480, 5035231, 10070462, 20140924, 25176155, 40281848, 50352310, 100704620, 201409240]

約数ペア:

[(1, 201409240), (2, 100704620), (4, 50352310), (5, 40281848), (8, 25176155), (10, 20140924), (20, 10070462), (40, 5035231), (313, 643480), (626, 321740), (1252, 160870), (1565, 128696), (2504, 80435), (3130, 64348), (6260, 32174), (12520, 16087)]