636681470

素因数分解:

$2^1\times 5^1\times {\mathrm{137}}^1\times {\mathrm{149}}^1\times {\mathrm{3119}}^1$

素因数の和:3412

約数の個数: 32

約数和(自身を含む): 1162512000

約数和(自身を除く): 525830530

約数列:

[1, 2, 5, 10, 137, 149, 274, 298, 685, 745, 1370, 1490, 3119, 6238, 15595, 20413, 31190, 40826, 102065, 204130, 427303, 464731, 854606, 929462, 2136515, 2323655, 4273030, 4647310, 63668147, 127336294, 318340735, 636681470]

約数ペア:

[(1, 636681470), (2, 318340735), (5, 127336294), (10, 63668147), (137, 4647310), (149, 4273030), (274, 2323655), (298, 2136515), (685, 929462), (745, 854606), (1370, 464731), (1490, 427303), (3119, 204130), (6238, 102065), (15595, 40826), (20413, 31190)]