289582580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{283}}^1\times {\mathrm{7309}}^1$

素因数の和:7608

約数の個数: 48

約数和(自身を含む): 697549440

約数和(自身を除く): 407966860

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 283, 566, 1132, 1415, 1981, 2830, 3962, 5660, 7309, 7924, 9905, 14618, 19810, 29236, 36545, 39620, 51163, 73090, 102326, 146180, 204652, 255815, 511630, 1023260, 2068447, 4136894, 8273788, 10342235, 14479129, 20684470, 28958258, 41368940, 57916516, 72395645, 144791290, 289582580]

約数ペア:

[(1, 289582580), (2, 144791290), (4, 72395645), (5, 57916516), (7, 41368940), (10, 28958258), (14, 20684470), (20, 14479129), (28, 10342235), (35, 8273788), (70, 4136894), (140, 2068447), (283, 1023260), (566, 511630), (1132, 255815), (1415, 204652), (1981, 146180), (2830, 102326), (3962, 73090), (5660, 51163), (7309, 39620), (7924, 36545), (9905, 29236), (14618, 19810)]