190292780

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{4621}}^1$

素因数の和:4730

約数の個数: 48

約数和(自身を含む): 419307840

約数和(自身を除く): 229015060

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 71, 116, 142, 145, 284, 290, 355, 580, 710, 1420, 2059, 4118, 4621, 8236, 9242, 10295, 18484, 20590, 23105, 41180, 46210, 92420, 134009, 268018, 328091, 536036, 656182, 670045, 1312364, 1340090, 1640455, 2680180, 3280910, 6561820, 9514639, 19029278, 38058556, 47573195, 95146390, 190292780]

約数ペア:

[(1, 190292780), (2, 95146390), (4, 47573195), (5, 38058556), (10, 19029278), (20, 9514639), (29, 6561820), (58, 3280910), (71, 2680180), (116, 1640455), (142, 1340090), (145, 1312364), (284, 670045), (290, 656182), (355, 536036), (580, 328091), (710, 268018), (1420, 134009), (2059, 92420), (4118, 46210), (4621, 41180), (8236, 23105), (9242, 20590), (10295, 18484)]