290417456

素因数分解:

$2^4\times 7^1\times {\mathrm{541}}^1\times {\mathrm{4793}}^1$

素因数の和:5349

約数の個数: 40

約数和(自身を含む): 644390304

約数和(自身を除く): 353972848

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 541, 1082, 2164, 3787, 4328, 4793, 7574, 8656, 9586, 15148, 19172, 30296, 33551, 38344, 60592, 67102, 76688, 134204, 268408, 536816, 2593013, 5186026, 10372052, 18151091, 20744104, 36302182, 41488208, 72604364, 145208728, 290417456]

約数ペア:

[(1, 290417456), (2, 145208728), (4, 72604364), (7, 41488208), (8, 36302182), (14, 20744104), (16, 18151091), (28, 10372052), (56, 5186026), (112, 2593013), (541, 536816), (1082, 268408), (2164, 134204), (3787, 76688), (4328, 67102), (4793, 60592), (7574, 38344), (8656, 33551), (9586, 30296), (15148, 19172)]