90345220

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{92189}}^1$

素因数の和:92212

約数の個数: 36

約数和(自身を含む): 220702860

約数和(自身を除く): 130357640

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 92189, 184378, 368756, 460945, 645323, 921890, 1290646, 1843780, 2581292, 3226615, 4517261, 6453230, 9034522, 12906460, 18069044, 22586305, 45172610, 90345220]

約数ペア:

[(1, 90345220), (2, 45172610), (4, 22586305), (5, 18069044), (7, 12906460), (10, 9034522), (14, 6453230), (20, 4517261), (28, 3226615), (35, 2581292), (49, 1843780), (70, 1290646), (98, 921890), (140, 645323), (196, 460945), (245, 368756), (490, 184378), (980, 92189)]