45678640

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{81569}}^1$

素因数の和:81589

約数の個数: 40

約数和(自身を含む): 121376160

約数和(自身を除く): 75697520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 81569, 163138, 326276, 407845, 570983, 652552, 815690, 1141966, 1305104, 1631380, 2283932, 2854915, 3262760, 4567864, 5709830, 6525520, 9135728, 11419660, 22839320, 45678640]

約数ペア:

[(1, 45678640), (2, 22839320), (4, 11419660), (5, 9135728), (7, 6525520), (8, 5709830), (10, 4567864), (14, 3262760), (16, 2854915), (20, 2283932), (28, 1631380), (35, 1305104), (40, 1141966), (56, 815690), (70, 652552), (80, 570983), (112, 407845), (140, 326276), (280, 163138), (560, 81569)]