188642020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{28669}}^1$

素因数の和:28732

約数の個数: 48

約数和(自身を含む): 462389760

約数和(自身を除く): 273747740

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 47, 70, 94, 140, 188, 235, 329, 470, 658, 940, 1316, 1645, 3290, 6580, 28669, 57338, 114676, 143345, 200683, 286690, 401366, 573380, 802732, 1003415, 1347443, 2006830, 2694886, 4013660, 5389772, 6737215, 9432101, 13474430, 18864202, 26948860, 37728404, 47160505, 94321010, 188642020]

約数ペア:

[(1, 188642020), (2, 94321010), (4, 47160505), (5, 37728404), (7, 26948860), (10, 18864202), (14, 13474430), (20, 9432101), (28, 6737215), (35, 5389772), (47, 4013660), (70, 2694886), (94, 2006830), (140, 1347443), (188, 1003415), (235, 802732), (329, 573380), (470, 401366), (658, 286690), (940, 200683), (1316, 143345), (1645, 114676), (3290, 57338), (6580, 28669)]