1492987640

素因数分解:

$2^3\times 5^1\times {\mathrm{113}}^1\times {\mathrm{137}}^1\times {\mathrm{2411}}^1$

素因数の和:2672

約数の個数: 64

約数和(自身を含む): 3415102560

約数和(自身を除く): 1922114920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 113, 137, 226, 274, 452, 548, 565, 685, 904, 1096, 1130, 1370, 2260, 2411, 2740, 4520, 4822, 5480, 9644, 12055, 15481, 19288, 24110, 30962, 48220, 61924, 77405, 96440, 123848, 154810, 272443, 309620, 330307, 544886, 619240, 660614, 1089772, 1321228, 1362215, 1651535, 2179544, 2642456, 2724430, 3303070, 5448860, 6606140, 10897720, 13212280, 37324691, 74649382, 149298764, 186623455, 298597528, 373246910, 746493820, 1492987640]

約数ペア:

[(1, 1492987640), (2, 746493820), (4, 373246910), (5, 298597528), (8, 186623455), (10, 149298764), (20, 74649382), (40, 37324691), (113, 13212280), (137, 10897720), (226, 6606140), (274, 5448860), (452, 3303070), (548, 2724430), (565, 2642456), (685, 2179544), (904, 1651535), (1096, 1362215), (1130, 1321228), (1370, 1089772), (2260, 660614), (2411, 619240), (2740, 544886), (4520, 330307), (4822, 309620), (5480, 272443), (9644, 154810), (12055, 123848), (15481, 96440), (19288, 77405), (24110, 61924), (30962, 48220)]