18621260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{5783}}^1$

素因数の和:5822

約数の個数: 48

約数和(自身を含む): 46642176

約数和(自身を除く): 28020916

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, 5783, 11566, 23132, 28915, 40481, 57830, 80962, 115660, 133009, 161924, 202405, 266018, 404810, 532036, 665045, 809620, 931063, 1330090, 1862126, 2660180, 3724252, 4655315, 9310630, 18621260]

約数ペア:

[(1, 18621260), (2, 9310630), (4, 4655315), (5, 3724252), (7, 2660180), (10, 1862126), (14, 1330090), (20, 931063), (23, 809620), (28, 665045), (35, 532036), (46, 404810), (70, 266018), (92, 202405), (115, 161924), (140, 133009), (161, 115660), (230, 80962), (322, 57830), (460, 40481), (644, 28915), (805, 23132), (1610, 11566), (3220, 5783)]