29865640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{106663}}^1$

素因数の和:106681

約数の個数: 32

約数和(自身を含む): 76798080

約数和(自身を除く): 46932440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 106663, 213326, 426652, 533315, 746641, 853304, 1066630, 1493282, 2133260, 2986564, 3733205, 4266520, 5973128, 7466410, 14932820, 29865640]

約数ペア:

[(1, 29865640), (2, 14932820), (4, 7466410), (5, 5973128), (7, 4266520), (8, 3733205), (10, 2986564), (14, 2133260), (20, 1493282), (28, 1066630), (35, 853304), (40, 746641), (56, 533315), (70, 426652), (140, 213326), (280, 106663)]