28853840

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{12437}}^1$

素因数の和:12479

約数の個数: 40

約数和(自身を含む): 69404040

約数和(自身を除く): 40550200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 58, 80, 116, 145, 232, 290, 464, 580, 1160, 2320, 12437, 24874, 49748, 62185, 99496, 124370, 198992, 248740, 360673, 497480, 721346, 994960, 1442692, 1803365, 2885384, 3606730, 5770768, 7213460, 14426920, 28853840]

約数ペア:

[(1, 28853840), (2, 14426920), (4, 7213460), (5, 5770768), (8, 3606730), (10, 2885384), (16, 1803365), (20, 1442692), (29, 994960), (40, 721346), (58, 497480), (80, 360673), (116, 248740), (145, 198992), (232, 124370), (290, 99496), (464, 62185), (580, 49748), (1160, 24874), (2320, 12437)]