213863540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{167}}^1\times {\mathrm{5821}}^1$

素因数の和:6008

約数の個数: 48

約数和(自身を含む): 492960384

約数和(自身を除く): 279096844

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 167, 220, 334, 668, 835, 1670, 1837, 3340, 3674, 5821, 7348, 9185, 11642, 18370, 23284, 29105, 36740, 58210, 64031, 116420, 128062, 256124, 320155, 640310, 972107, 1280620, 1944214, 3888428, 4860535, 9721070, 10693177, 19442140, 21386354, 42772708, 53465885, 106931770, 213863540]

約数ペア:

[(1, 213863540), (2, 106931770), (4, 53465885), (5, 42772708), (10, 21386354), (11, 19442140), (20, 10693177), (22, 9721070), (44, 4860535), (55, 3888428), (110, 1944214), (167, 1280620), (220, 972107), (334, 640310), (668, 320155), (835, 256124), (1670, 128062), (1837, 116420), (3340, 64031), (3674, 58210), (5821, 36740), (7348, 29105), (9185, 23284), (11642, 18370)]