974380

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{103}}^1$

素因数の和:166

約数の個数: 48

約数和(自身を含む): 2306304

約数和(自身を除く): 1331924

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 43, 44, 55, 86, 103, 110, 172, 206, 215, 220, 412, 430, 473, 515, 860, 946, 1030, 1133, 1892, 2060, 2266, 2365, 4429, 4532, 4730, 5665, 8858, 9460, 11330, 17716, 22145, 22660, 44290, 48719, 88580, 97438, 194876, 243595, 487190, 974380]

約数ペア:

[(1, 974380), (2, 487190), (4, 243595), (5, 194876), (10, 97438), (11, 88580), (20, 48719), (22, 44290), (43, 22660), (44, 22145), (55, 17716), (86, 11330), (103, 9460), (110, 8858), (172, 5665), (206, 4730), (215, 4532), (220, 4429), (412, 2365), (430, 2266), (473, 2060), (515, 1892), (860, 1133), (946, 1030)]