501020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1$

素因数の和:110

約数の個数: 48

約数和(自身を含む): 1185408

約数和(自身を除く): 684388

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 41, 47, 52, 65, 82, 94, 130, 164, 188, 205, 235, 260, 410, 470, 533, 611, 820, 940, 1066, 1222, 1927, 2132, 2444, 2665, 3055, 3854, 5330, 6110, 7708, 9635, 10660, 12220, 19270, 25051, 38540, 50102, 100204, 125255, 250510, 501020]

約数ペア:

[(1, 501020), (2, 250510), (4, 125255), (5, 100204), (10, 50102), (13, 38540), (20, 25051), (26, 19270), (41, 12220), (47, 10660), (52, 9635), (65, 7708), (82, 6110), (94, 5330), (130, 3854), (164, 3055), (188, 2665), (205, 2444), (235, 2132), (260, 1927), (410, 1222), (470, 1066), (533, 940), (611, 820)]