4508120

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{2621}}^1$

素因数の和:2675

約数の個数: 32

約数和(自身を含む): 10383120

約数和(自身を除く): 5875000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 2621, 5242, 10484, 13105, 20968, 26210, 52420, 104840, 112703, 225406, 450812, 563515, 901624, 1127030, 2254060, 4508120]

約数ペア:

[(1, 4508120), (2, 2254060), (4, 1127030), (5, 901624), (8, 563515), (10, 450812), (20, 225406), (40, 112703), (43, 104840), (86, 52420), (172, 26210), (215, 20968), (344, 13105), (430, 10484), (860, 5242), (1720, 2621)]