7430384

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{257}}^1$

素因数の和:417

約数の個数: 40

約数和(自身を含む): 15676080

約数和(自身を除く): 8245696

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 139, 208, 257, 278, 514, 556, 1028, 1112, 1807, 2056, 2224, 3341, 3614, 4112, 6682, 7228, 13364, 14456, 26728, 28912, 35723, 53456, 71446, 142892, 285784, 464399, 571568, 928798, 1857596, 3715192, 7430384]

約数ペア:

[(1, 7430384), (2, 3715192), (4, 1857596), (8, 928798), (13, 571568), (16, 464399), (26, 285784), (52, 142892), (104, 71446), (139, 53456), (208, 35723), (257, 28912), (278, 26728), (514, 14456), (556, 13364), (1028, 7228), (1112, 6682), (1807, 4112), (2056, 3614), (2224, 3341)]