140981260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{43783}}^1$

素因数の和:43822

約数の個数: 48

約数和(自身を含む): 353074176

約数和(自身を除く): 212092916

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 70, 92, 115, 140, 161, 230, 322, 460, 644, 805, 1610, 3220, 43783, 87566, 175132, 218915, 306481, 437830, 612962, 875660, 1007009, 1225924, 1532405, 2014018, 3064810, 4028036, 5035045, 6129620, 7049063, 10070090, 14098126, 20140180, 28196252, 35245315, 70490630, 140981260]

約数ペア:

[(1, 140981260), (2, 70490630), (4, 35245315), (5, 28196252), (7, 20140180), (10, 14098126), (14, 10070090), (20, 7049063), (23, 6129620), (28, 5035045), (35, 4028036), (46, 3064810), (70, 2014018), (92, 1532405), (115, 1225924), (140, 1007009), (161, 875660), (230, 612962), (322, 437830), (460, 306481), (644, 218915), (805, 175132), (1610, 87566), (3220, 43783)]