490205674

素因数分解:

$2^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{557}}^1\times {\mathrm{1699}}^1$

素因数の和:2302

約数の個数: 32

約数和(自身を含む): 865123200

約数和(自身を除く): 374917526

約数列:

[1, 2, 7, 14, 37, 74, 259, 518, 557, 1114, 1699, 3398, 3899, 7798, 11893, 20609, 23786, 41218, 62863, 125726, 144263, 288526, 440041, 880082, 946343, 1892686, 6624401, 13248802, 35014691, 70029382, 245102837, 490205674]

約数ペア:

[(1, 490205674), (2, 245102837), (7, 70029382), (14, 35014691), (37, 13248802), (74, 6624401), (259, 1892686), (518, 946343), (557, 880082), (1114, 440041), (1699, 288526), (3398, 144263), (3899, 125726), (7798, 62863), (11893, 41218), (20609, 23786)]