2000184394840

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{9601}}^1\times {\mathrm{127031}}^1$

素因数の和:136684

約数の個数: 64

約数和(自身を含む): 4610697577920

約数和(自身を除く): 2610513183080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 9601, 19202, 38404, 48005, 76808, 96010, 127031, 192020, 254062, 384040, 393641, 508124, 635155, 787282, 1016248, 1270310, 1574564, 1968205, 2540620, 3149128, 3936410, 5081240, 5208271, 7872820, 10416542, 15745640, 20833084, 26041355, 41666168, 52082710, 104165420, 208330840, 1219624631, 2439249262, 4878498524, 6098123155, 9756997048, 12196246310, 24392492620, 48784985240, 50004609871, 100009219742, 200018439484, 250023049355, 400036878968, 500046098710, 1000092197420, 2000184394840]

約数ペア:

[(1, 2000184394840), (2, 1000092197420), (4, 500046098710), (5, 400036878968), (8, 250023049355), (10, 200018439484), (20, 100009219742), (40, 50004609871), (41, 48784985240), (82, 24392492620), (164, 12196246310), (205, 9756997048), (328, 6098123155), (410, 4878498524), (820, 2439249262), (1640, 1219624631), (9601, 208330840), (19202, 104165420), (38404, 52082710), (48005, 41666168), (76808, 26041355), (96010, 20833084), (127031, 15745640), (192020, 10416542), (254062, 7872820), (384040, 5208271), (393641, 5081240), (508124, 3936410), (635155, 3149128), (787282, 2540620), (1016248, 1968205), (1270310, 1574564)]