40909856

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{2287}}^1$

素因数の和:2353

約数の個数: 48

約数和(自身を含む): 88792704

約数和(自身を除く): 47882848

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 43, 52, 86, 104, 172, 208, 344, 416, 559, 688, 1118, 1376, 2236, 2287, 4472, 4574, 8944, 9148, 17888, 18296, 29731, 36592, 59462, 73184, 98341, 118924, 196682, 237848, 393364, 475696, 786728, 951392, 1278433, 1573456, 2556866, 3146912, 5113732, 10227464, 20454928, 40909856]

約数ペア:

[(1, 40909856), (2, 20454928), (4, 10227464), (8, 5113732), (13, 3146912), (16, 2556866), (26, 1573456), (32, 1278433), (43, 951392), (52, 786728), (86, 475696), (104, 393364), (172, 237848), (208, 196682), (344, 118924), (416, 98341), (559, 73184), (688, 59462), (1118, 36592), (1376, 29731), (2236, 18296), (2287, 17888), (4472, 9148), (4574, 8944)]