1337354680

素因数分解:

$2^3\times 5^1\times {\mathrm{1721}}^1\times {\mathrm{19427}}^1$

素因数の和:21159

約数の個数: 32

約数和(自身を含む): 3010951440

約数和(自身を除く): 1673596760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1721, 3442, 6884, 8605, 13768, 17210, 19427, 34420, 38854, 68840, 77708, 97135, 155416, 194270, 388540, 777080, 33433867, 66867734, 133735468, 167169335, 267470936, 334338670, 668677340, 1337354680]

約数ペア:

[(1, 1337354680), (2, 668677340), (4, 334338670), (5, 267470936), (8, 167169335), (10, 133735468), (20, 66867734), (40, 33433867), (1721, 777080), (3442, 388540), (6884, 194270), (8605, 155416), (13768, 97135), (17210, 77708), (19427, 68840), (34420, 38854)]