248670680

素因数分解:

$2^3\times 5^1\times {\mathrm{1627}}^1\times {\mathrm{3821}}^1$

素因数の和:5459

約数の個数: 32

約数和(自身を含む): 559999440

約数和(自身を除く): 311328760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1627, 3254, 3821, 6508, 7642, 8135, 13016, 15284, 16270, 19105, 30568, 32540, 38210, 65080, 76420, 152840, 6216767, 12433534, 24867068, 31083835, 49734136, 62167670, 124335340, 248670680]

約数ペア:

[(1, 248670680), (2, 124335340), (4, 62167670), (5, 49734136), (8, 31083835), (10, 24867068), (20, 12433534), (40, 6216767), (1627, 152840), (3254, 76420), (3821, 65080), (6508, 38210), (7642, 32540), (8135, 30568), (13016, 19105), (15284, 16270)]