49228120

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{28621}}^1$

素因数の和:28675

約数の個数: 32

約数和(自身を含む): 113343120

約数和(自身を除く): 64115000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 172, 215, 344, 430, 860, 1720, 28621, 57242, 114484, 143105, 228968, 286210, 572420, 1144840, 1230703, 2461406, 4922812, 6153515, 9845624, 12307030, 24614060, 49228120]

約数ペア:

[(1, 49228120), (2, 24614060), (4, 12307030), (5, 9845624), (8, 6153515), (10, 4922812), (20, 2461406), (40, 1230703), (43, 1144840), (86, 572420), (172, 286210), (215, 228968), (344, 143105), (430, 114484), (860, 57242), (1720, 28621)]