7922440

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{101}}^1$

素因数の和:202

約数の個数: 64

約数和(自身を含む): 18837360

約数和(自身を除く): 10914920

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 53, 74, 101, 106, 148, 185, 202, 212, 265, 296, 370, 404, 424, 505, 530, 740, 808, 1010, 1060, 1480, 1961, 2020, 2120, 3737, 3922, 4040, 5353, 7474, 7844, 9805, 10706, 14948, 15688, 18685, 19610, 21412, 26765, 29896, 37370, 39220, 42824, 53530, 74740, 78440, 107060, 149480, 198061, 214120, 396122, 792244, 990305, 1584488, 1980610, 3961220, 7922440]

約数ペア:

[(1, 7922440), (2, 3961220), (4, 1980610), (5, 1584488), (8, 990305), (10, 792244), (20, 396122), (37, 214120), (40, 198061), (53, 149480), (74, 107060), (101, 78440), (106, 74740), (148, 53530), (185, 42824), (202, 39220), (212, 37370), (265, 29896), (296, 26765), (370, 21412), (404, 19610), (424, 18685), (505, 15688), (530, 14948), (740, 10706), (808, 9805), (1010, 7844), (1060, 7474), (1480, 5353), (1961, 4040), (2020, 3922), (2120, 3737)]