2018468680

素因数分解:

$2^3\times 5^1\times {\mathrm{3271}}^1\times {\mathrm{15427}}^1$

素因数の和:18709

約数の個数: 32

約数和(自身を含む): 4543237440

約数和(自身を除く): 2524768760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 3271, 6542, 13084, 15427, 16355, 26168, 30854, 32710, 61708, 65420, 77135, 123416, 130840, 154270, 308540, 617080, 50461717, 100923434, 201846868, 252308585, 403693736, 504617170, 1009234340, 2018468680]

約数ペア:

[(1, 2018468680), (2, 1009234340), (4, 504617170), (5, 403693736), (8, 252308585), (10, 201846868), (20, 100923434), (40, 50461717), (3271, 617080), (6542, 308540), (13084, 154270), (15427, 130840), (16355, 123416), (26168, 77135), (30854, 65420), (32710, 61708)]