336140

素因数分解:

$2^2\times 5^1\times 7^5$

素因数の和:44

約数の個数: 36

約数和(自身を含む): 823536

約数和(自身を除く): 487396

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 343, 490, 686, 980, 1372, 1715, 2401, 3430, 4802, 6860, 9604, 12005, 16807, 24010, 33614, 48020, 67228, 84035, 168070, 336140]

約数ペア:

[(1, 336140), (2, 168070), (4, 84035), (5, 67228), (7, 48020), (10, 33614), (14, 24010), (20, 16807), (28, 12005), (35, 9604), (49, 6860), (70, 4802), (98, 3430), (140, 2401), (196, 1715), (245, 1372), (343, 980), (490, 686)]