290804528

素因数分解:

$2^4\times 7^1\times {\mathrm{43}}^1\times {\mathrm{60383}}^1$

素因数の和:60441

約数の個数: 40

約数和(自身を含む): 658910208

約数和(自身を除く): 368105680

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 43, 56, 86, 112, 172, 301, 344, 602, 688, 1204, 2408, 4816, 60383, 120766, 241532, 422681, 483064, 845362, 966128, 1690724, 2596469, 3381448, 5192938, 6762896, 10385876, 18175283, 20771752, 36350566, 41543504, 72701132, 145402264, 290804528]

約数ペア:

[(1, 290804528), (2, 145402264), (4, 72701132), (7, 41543504), (8, 36350566), (14, 20771752), (16, 18175283), (28, 10385876), (43, 6762896), (56, 5192938), (86, 3381448), (112, 2596469), (172, 1690724), (301, 966128), (344, 845362), (602, 483064), (688, 422681), (1204, 241532), (2408, 120766), (4816, 60383)]