40425280

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{18047}}^1$

素因数の和:18071

約数の個数: 56

約数和(自身を含む): 110020608

約数和(自身を除く): 69595328

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 140, 160, 224, 280, 320, 448, 560, 1120, 2240, 18047, 36094, 72188, 90235, 126329, 144376, 180470, 252658, 288752, 360940, 505316, 577504, 631645, 721880, 1010632, 1155008, 1263290, 1443760, 2021264, 2526580, 2887520, 4042528, 5053160, 5775040, 8085056, 10106320, 20212640, 40425280]

約数ペア:

[(1, 40425280), (2, 20212640), (4, 10106320), (5, 8085056), (7, 5775040), (8, 5053160), (10, 4042528), (14, 2887520), (16, 2526580), (20, 2021264), (28, 1443760), (32, 1263290), (35, 1155008), (40, 1010632), (56, 721880), (64, 631645), (70, 577504), (80, 505316), (112, 360940), (140, 288752), (160, 252658), (224, 180470), (280, 144376), (320, 126329), (448, 90235), (560, 72188), (1120, 36094), (2240, 18047)]