38731490

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{443}}^1\times {\mathrm{1249}}^1$

素因数の和:1706

約数の個数: 32

約数和(自身を含む): 79920000

約数和(自身を除く): 41188510

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 443, 886, 1249, 2215, 2498, 3101, 4430, 6202, 6245, 8743, 12490, 15505, 17486, 31010, 43715, 87430, 553307, 1106614, 2766535, 3873149, 5533070, 7746298, 19365745, 38731490]

約数ペア:

[(1, 38731490), (2, 19365745), (5, 7746298), (7, 5533070), (10, 3873149), (14, 2766535), (35, 1106614), (70, 553307), (443, 87430), (886, 43715), (1249, 31010), (2215, 17486), (2498, 15505), (3101, 12490), (4430, 8743), (6202, 6245)]