91086640

素因数分解:

$2^4\times 5^1\times {\mathrm{479}}^1\times {\mathrm{2377}}^1$

素因数の和:2869

約数の個数: 40

約数和(自身を含む): 212307840

約数和(自身を除く): 121221200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 479, 958, 1916, 2377, 2395, 3832, 4754, 4790, 7664, 9508, 9580, 11885, 19016, 19160, 23770, 38032, 38320, 47540, 95080, 190160, 1138583, 2277166, 4554332, 5692915, 9108664, 11385830, 18217328, 22771660, 45543320, 91086640]

約数ペア:

[(1, 91086640), (2, 45543320), (4, 22771660), (5, 18217328), (8, 11385830), (10, 9108664), (16, 5692915), (20, 4554332), (40, 2277166), (80, 1138583), (479, 190160), (958, 95080), (1916, 47540), (2377, 38320), (2395, 38032), (3832, 23770), (4754, 19160), (4790, 19016), (7664, 11885), (9508, 9580)]