519820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1$

素因数の和:142

約数の個数: 48

約数和(自身を含む): 1290240

約数和(自身を除く): 770420

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 47, 70, 79, 94, 140, 158, 188, 235, 316, 329, 395, 470, 553, 658, 790, 940, 1106, 1316, 1580, 1645, 2212, 2765, 3290, 3713, 5530, 6580, 7426, 11060, 14852, 18565, 25991, 37130, 51982, 74260, 103964, 129955, 259910, 519820]

約数ペア:

[(1, 519820), (2, 259910), (4, 129955), (5, 103964), (7, 74260), (10, 51982), (14, 37130), (20, 25991), (28, 18565), (35, 14852), (47, 11060), (70, 7426), (79, 6580), (94, 5530), (140, 3713), (158, 3290), (188, 2765), (235, 2212), (316, 1645), (329, 1580), (395, 1316), (470, 1106), (553, 940), (658, 790)]