22742020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{2663}}^1$

素因数の和:2740

約数の個数: 48

約数和(自身を含む): 55496448

約数和(自身を除く): 32754428

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 61, 70, 122, 140, 244, 305, 427, 610, 854, 1220, 1708, 2135, 2663, 4270, 5326, 8540, 10652, 13315, 18641, 26630, 37282, 53260, 74564, 93205, 162443, 186410, 324886, 372820, 649772, 812215, 1137101, 1624430, 2274202, 3248860, 4548404, 5685505, 11371010, 22742020]

約数ペア:

[(1, 22742020), (2, 11371010), (4, 5685505), (5, 4548404), (7, 3248860), (10, 2274202), (14, 1624430), (20, 1137101), (28, 812215), (35, 649772), (61, 372820), (70, 324886), (122, 186410), (140, 162443), (244, 93205), (305, 74564), (427, 53260), (610, 37282), (854, 26630), (1220, 18641), (1708, 13315), (2135, 10652), (2663, 8540), (4270, 5326)]