4640841940

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{1283}}^1\times {\mathrm{3691}}^1$

素因数の和:4997

約数の個数: 72

約数和(自身を含む): 11348824032

約数和(自身を除く): 6707982092

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 1283, 2566, 3691, 5132, 6415, 7382, 8981, 12830, 14764, 17962, 18455, 25660, 25837, 35924, 36910, 44905, 51674, 62867, 73820, 89810, 103348, 125734, 129185, 179620, 180859, 251468, 258370, 314335, 361718, 516740, 628670, 723436, 904295, 1257340, 1808590, 3617180, 4735553, 9471106, 18942212, 23677765, 33148871, 47355530, 66297742, 94711060, 132595484, 165744355, 232042097, 331488710, 464084194, 662977420, 928168388, 1160210485, 2320420970, 4640841940]

約数ペア:

[(1, 4640841940), (2, 2320420970), (4, 1160210485), (5, 928168388), (7, 662977420), (10, 464084194), (14, 331488710), (20, 232042097), (28, 165744355), (35, 132595484), (49, 94711060), (70, 66297742), (98, 47355530), (140, 33148871), (196, 23677765), (245, 18942212), (490, 9471106), (980, 4735553), (1283, 3617180), (2566, 1808590), (3691, 1257340), (5132, 904295), (6415, 723436), (7382, 628670), (8981, 516740), (12830, 361718), (14764, 314335), (17962, 258370), (18455, 251468), (25660, 180859), (25837, 179620), (35924, 129185), (36910, 125734), (44905, 103348), (51674, 89810), (62867, 73820)]