68853820

素因数分解:

$2^2\times 5^1\times 7^3\times {\mathrm{10037}}^1$

素因数の和:10067

約数の個数: 48

約数和(自身を含む): 168638400

約数和(自身を除く): 99784580

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, 3430, 6860, 10037, 20074, 40148, 50185, 70259, 100370, 140518, 200740, 281036, 351295, 491813, 702590, 983626, 1405180, 1967252, 2459065, 3442691, 4918130, 6885382, 9836260, 13770764, 17213455, 34426910, 68853820]

約数ペア:

[(1, 68853820), (2, 34426910), (4, 17213455), (5, 13770764), (7, 9836260), (10, 6885382), (14, 4918130), (20, 3442691), (28, 2459065), (35, 1967252), (49, 1405180), (70, 983626), (98, 702590), (140, 491813), (196, 351295), (245, 281036), (343, 200740), (490, 140518), (686, 100370), (980, 70259), (1372, 50185), (1715, 40148), (3430, 20074), (6860, 10037)]