10017940

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{643}}^1$

素因数の和:712

約数の個数: 48

約数和(自身を含む): 22720320

約数和(自身を除く): 12702380

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 41, 76, 82, 95, 164, 190, 205, 380, 410, 643, 779, 820, 1286, 1558, 2572, 3116, 3215, 3895, 6430, 7790, 12217, 12860, 15580, 24434, 26363, 48868, 52726, 61085, 105452, 122170, 131815, 244340, 263630, 500897, 527260, 1001794, 2003588, 2504485, 5008970, 10017940]

約数ペア:

[(1, 10017940), (2, 5008970), (4, 2504485), (5, 2003588), (10, 1001794), (19, 527260), (20, 500897), (38, 263630), (41, 244340), (76, 131815), (82, 122170), (95, 105452), (164, 61085), (190, 52726), (205, 48868), (380, 26363), (410, 24434), (643, 15580), (779, 12860), (820, 12217), (1286, 7790), (1558, 6430), (2572, 3895), (3116, 3215)]