8112460

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{197}}^1$

素因数の和:306

約数の個数: 48

約数和(自身を含む): 17962560

約数和(自身を除く): 9850100

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 71, 116, 142, 145, 197, 284, 290, 355, 394, 580, 710, 788, 985, 1420, 1970, 2059, 3940, 4118, 5713, 8236, 10295, 11426, 13987, 20590, 22852, 27974, 28565, 41180, 55948, 57130, 69935, 114260, 139870, 279740, 405623, 811246, 1622492, 2028115, 4056230, 8112460]

約数ペア:

[(1, 8112460), (2, 4056230), (4, 2028115), (5, 1622492), (10, 811246), (20, 405623), (29, 279740), (58, 139870), (71, 114260), (116, 69935), (142, 57130), (145, 55948), (197, 41180), (284, 28565), (290, 27974), (355, 22852), (394, 20590), (580, 13987), (710, 11426), (788, 10295), (985, 8236), (1420, 5713), (1970, 4118), (2059, 3940)]