2016354640

素因数分解:

$2^4\times 5^1\times {\mathrm{2347}}^1\times {\mathrm{10739}}^1$

素因数の和:13099

約数の個数: 40

約数和(自身を含む): 4690458720

約数和(自身を除く): 2674104080

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2347, 4694, 9388, 10739, 11735, 18776, 21478, 23470, 37552, 42956, 46940, 53695, 85912, 93880, 107390, 171824, 187760, 214780, 429560, 859120, 25204433, 50408866, 100817732, 126022165, 201635464, 252044330, 403270928, 504088660, 1008177320, 2016354640]

約数ペア:

[(1, 2016354640), (2, 1008177320), (4, 504088660), (5, 403270928), (8, 252044330), (10, 201635464), (16, 126022165), (20, 100817732), (40, 50408866), (80, 25204433), (2347, 859120), (4694, 429560), (9388, 214780), (10739, 187760), (11735, 171824), (18776, 107390), (21478, 93880), (23470, 85912), (37552, 53695), (42956, 46940)]