12461920

素因数分解:

$2^5\times 5^1\times {\mathrm{71}}^1\times {\mathrm{1097}}^1$

素因数の和:1183

約数の個数: 48

約数和(自身を含む): 29883168

約数和(自身を除く): 17421248

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 71, 80, 142, 160, 284, 355, 568, 710, 1097, 1136, 1420, 2194, 2272, 2840, 4388, 5485, 5680, 8776, 10970, 11360, 17552, 21940, 35104, 43880, 77887, 87760, 155774, 175520, 311548, 389435, 623096, 778870, 1246192, 1557740, 2492384, 3115480, 6230960, 12461920]

約数ペア:

[(1, 12461920), (2, 6230960), (4, 3115480), (5, 2492384), (8, 1557740), (10, 1246192), (16, 778870), (20, 623096), (32, 389435), (40, 311548), (71, 175520), (80, 155774), (142, 87760), (160, 77887), (284, 43880), (355, 35104), (568, 21940), (710, 17552), (1097, 11360), (1136, 10970), (1420, 8776), (2194, 5680), (2272, 5485), (2840, 4388)]