51940040

素因数分解:

$2^3\times 5^1\times {\mathrm{281}}^1\times {\mathrm{4621}}^1$

素因数の和:4913

約数の個数: 32

約数和(自身を含む): 117306360

約数和(自身を除く): 65366320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 281, 562, 1124, 1405, 2248, 2810, 4621, 5620, 9242, 11240, 18484, 23105, 36968, 46210, 92420, 184840, 1298501, 2597002, 5194004, 6492505, 10388008, 12985010, 25970020, 51940040]

約数ペア:

[(1, 51940040), (2, 25970020), (4, 12985010), (5, 10388008), (8, 6492505), (10, 5194004), (20, 2597002), (40, 1298501), (281, 184840), (562, 92420), (1124, 46210), (1405, 36968), (2248, 23105), (2810, 18484), (4621, 11240), (5620, 9242)]