7673980

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{101}}^1\times {\mathrm{131}}^1$

素因数の和:270

約数の個数: 48

約数和(自身を含む): 16964640

約数和(自身を除く): 9290660

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 101, 116, 131, 145, 202, 262, 290, 404, 505, 524, 580, 655, 1010, 1310, 2020, 2620, 2929, 3799, 5858, 7598, 11716, 13231, 14645, 15196, 18995, 26462, 29290, 37990, 52924, 58580, 66155, 75980, 132310, 264620, 383699, 767398, 1534796, 1918495, 3836990, 7673980]

約数ペア:

[(1, 7673980), (2, 3836990), (4, 1918495), (5, 1534796), (10, 767398), (20, 383699), (29, 264620), (58, 132310), (101, 75980), (116, 66155), (131, 58580), (145, 52924), (202, 37990), (262, 29290), (290, 26462), (404, 18995), (505, 15196), (524, 14645), (580, 13231), (655, 11716), (1010, 7598), (1310, 5858), (2020, 3799), (2620, 2929)]