7698980

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^2\times {\mathrm{229}}^1$

素因数の和:320

約数の個数: 36

約数和(自身を含む): 16644180

約数和(自身を除く): 8945200

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 229, 410, 458, 820, 916, 1145, 1681, 2290, 3362, 4580, 6724, 8405, 9389, 16810, 18778, 33620, 37556, 46945, 93890, 187780, 384949, 769898, 1539796, 1924745, 3849490, 7698980]

約数ペア:

[(1, 7698980), (2, 3849490), (4, 1924745), (5, 1539796), (10, 769898), (20, 384949), (41, 187780), (82, 93890), (164, 46945), (205, 37556), (229, 33620), (410, 18778), (458, 16810), (820, 9389), (916, 8405), (1145, 6724), (1681, 4580), (2290, 3362)]