996905120

素因数分解:

$2^5\times 5^1\times {\mathrm{43}}^1\times {\mathrm{144899}}^1$

素因数の和:144957

約数の個数: 48

約数和(自身を含む): 2409976800

約数和(自身を除く): 1413071680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 43, 80, 86, 160, 172, 215, 344, 430, 688, 860, 1376, 1720, 3440, 6880, 144899, 289798, 579596, 724495, 1159192, 1448990, 2318384, 2897980, 4636768, 5795960, 6230657, 11591920, 12461314, 23183840, 24922628, 31153285, 49845256, 62306570, 99690512, 124613140, 199381024, 249226280, 498452560, 996905120]

約数ペア:

[(1, 996905120), (2, 498452560), (4, 249226280), (5, 199381024), (8, 124613140), (10, 99690512), (16, 62306570), (20, 49845256), (32, 31153285), (40, 24922628), (43, 23183840), (80, 12461314), (86, 11591920), (160, 6230657), (172, 5795960), (215, 4636768), (344, 2897980), (430, 2318384), (688, 1448990), (860, 1159192), (1376, 724495), (1720, 579596), (3440, 289798), (6880, 144899)]