11982211340

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{71}}^1\times {\mathrm{69737}}^1$

素因数の和:69839

約数の個数: 72

約数和(自身を含む): 28048065696

約数和(自身を除く): 16065854356

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 71, 110, 121, 142, 220, 242, 284, 355, 484, 605, 710, 781, 1210, 1420, 1562, 2420, 3124, 3905, 7810, 8591, 15620, 17182, 34364, 42955, 69737, 85910, 139474, 171820, 278948, 348685, 697370, 767107, 1394740, 1534214, 3068428, 3835535, 4951327, 7671070, 8438177, 9902654, 15342140, 16876354, 19805308, 24756635, 33752708, 42190885, 49513270, 54464597, 84381770, 99026540, 108929194, 168763540, 217858388, 272322985, 544645970, 599110567, 1089291940, 1198221134, 2396442268, 2995552835, 5991105670, 11982211340]

約数ペア:

[(1, 11982211340), (2, 5991105670), (4, 2995552835), (5, 2396442268), (10, 1198221134), (11, 1089291940), (20, 599110567), (22, 544645970), (44, 272322985), (55, 217858388), (71, 168763540), (110, 108929194), (121, 99026540), (142, 84381770), (220, 54464597), (242, 49513270), (284, 42190885), (355, 33752708), (484, 24756635), (605, 19805308), (710, 16876354), (781, 15342140), (1210, 9902654), (1420, 8438177), (1562, 7671070), (2420, 4951327), (3124, 3835535), (3905, 3068428), (7810, 1534214), (8591, 1394740), (15620, 767107), (17182, 697370), (34364, 348685), (42955, 278948), (69737, 171820), (85910, 139474)]