40949720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{146249}}^1$

素因数の和:146267

約数の個数: 32

約数和(自身を含む): 105300000

約数和(自身を除く): 64350280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 146249, 292498, 584996, 731245, 1023743, 1169992, 1462490, 2047486, 2924980, 4094972, 5118715, 5849960, 8189944, 10237430, 20474860, 40949720]

約数ペア:

[(1, 40949720), (2, 20474860), (4, 10237430), (5, 8189944), (7, 5849960), (8, 5118715), (10, 4094972), (14, 2924980), (20, 2047486), (28, 1462490), (35, 1169992), (40, 1023743), (56, 731245), (70, 584996), (140, 292498), (280, 146249)]