740268520

素因数分解:

$2^3\times 5^1\times {\mathrm{3163}}^1\times {\mathrm{5851}}^1$

素因数の和:9025

約数の個数: 32

約数和(自身を含む): 1666415520

約数和(自身を除く): 926147000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 3163, 5851, 6326, 11702, 12652, 15815, 23404, 25304, 29255, 31630, 46808, 58510, 63260, 117020, 126520, 234040, 18506713, 37013426, 74026852, 92533565, 148053704, 185067130, 370134260, 740268520]

約数ペア:

[(1, 740268520), (2, 370134260), (4, 185067130), (5, 148053704), (8, 92533565), (10, 74026852), (20, 37013426), (40, 18506713), (3163, 234040), (5851, 126520), (6326, 117020), (11702, 63260), (12652, 58510), (15815, 46808), (23404, 31630), (25304, 29255)]