1799688080

素因数分解:

$2^4\times 5^1\times {\mathrm{1889}}^1\times {\mathrm{11909}}^1$

素因数の和:13811

約数の個数: 40

約数和(自身を含む): 4186841400

約数和(自身を除く): 2387153320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1889, 3778, 7556, 9445, 11909, 15112, 18890, 23818, 30224, 37780, 47636, 59545, 75560, 95272, 119090, 151120, 190544, 238180, 476360, 952720, 22496101, 44992202, 89984404, 112480505, 179968808, 224961010, 359937616, 449922020, 899844040, 1799688080]

約数ペア:

[(1, 1799688080), (2, 899844040), (4, 449922020), (5, 359937616), (8, 224961010), (10, 179968808), (16, 112480505), (20, 89984404), (40, 44992202), (80, 22496101), (1889, 952720), (3778, 476360), (7556, 238180), (9445, 190544), (11909, 151120), (15112, 119090), (18890, 95272), (23818, 75560), (30224, 59545), (37780, 47636)]