29452780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{2663}}^1$

素因数の和:2758

約数の個数: 48

約数和(自身を含む): 71608320

約数和(自身を除く): 42155540

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 79, 140, 158, 316, 395, 553, 790, 1106, 1580, 2212, 2663, 2765, 5326, 5530, 10652, 11060, 13315, 18641, 26630, 37282, 53260, 74564, 93205, 186410, 210377, 372820, 420754, 841508, 1051885, 1472639, 2103770, 2945278, 4207540, 5890556, 7363195, 14726390, 29452780]

約数ペア:

[(1, 29452780), (2, 14726390), (4, 7363195), (5, 5890556), (7, 4207540), (10, 2945278), (14, 2103770), (20, 1472639), (28, 1051885), (35, 841508), (70, 420754), (79, 372820), (140, 210377), (158, 186410), (316, 93205), (395, 74564), (553, 53260), (790, 37282), (1106, 26630), (1580, 18641), (2212, 13315), (2663, 11060), (2765, 10652), (5326, 5530)]