28481740

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{29063}}^1$

素因数の和:29086

約数の個数: 36

約数和(自身を含む): 69579216

約数和(自身を除く): 41097476

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 29063, 58126, 116252, 145315, 203441, 290630, 406882, 581260, 813764, 1017205, 1424087, 2034410, 2848174, 4068820, 5696348, 7120435, 14240870, 28481740]

約数ペア:

[(1, 28481740), (2, 14240870), (4, 7120435), (5, 5696348), (7, 4068820), (10, 2848174), (14, 2034410), (20, 1424087), (28, 1017205), (35, 813764), (49, 581260), (70, 406882), (98, 290630), (140, 203441), (196, 145315), (245, 116252), (490, 58126), (980, 29063)]