2007205430

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{89}}^1\times {\mathrm{821}}^1$

素因数の和:1025

約数の個数: 64

約数和(自身を含む): 3803163840

約数和(自身を除く): 1795958410

約数列:

[1, 2, 5, 10, 41, 67, 82, 89, 134, 178, 205, 335, 410, 445, 670, 821, 890, 1642, 2747, 3649, 4105, 5494, 5963, 7298, 8210, 11926, 13735, 18245, 27470, 29815, 33661, 36490, 55007, 59630, 67322, 73069, 110014, 146138, 168305, 244483, 275035, 336610, 365345, 488966, 550070, 730690, 1222415, 2255287, 2444830, 2995829, 4510574, 4895623, 5991658, 9791246, 11276435, 14979145, 22552870, 24478115, 29958290, 48956230, 200720543, 401441086, 1003602715, 2007205430]

約数ペア:

[(1, 2007205430), (2, 1003602715), (5, 401441086), (10, 200720543), (41, 48956230), (67, 29958290), (82, 24478115), (89, 22552870), (134, 14979145), (178, 11276435), (205, 9791246), (335, 5991658), (410, 4895623), (445, 4510574), (670, 2995829), (821, 2444830), (890, 2255287), (1642, 1222415), (2747, 730690), (3649, 550070), (4105, 488966), (5494, 365345), (5963, 336610), (7298, 275035), (8210, 244483), (11926, 168305), (13735, 146138), (18245, 110014), (27470, 73069), (29815, 67322), (33661, 59630), (36490, 55007)]