13830420460

素因数分解:

$2^2\times 5^1\times {\mathrm{197}}^1\times {\mathrm{709}}^1\times {\mathrm{4951}}^1$

素因数の和:5866

約数の個数: 48

約数和(自身を含む): 29238390720

約数和(自身を除く): 15407970260

約数列:

[1, 2, 4, 5, 10, 20, 197, 394, 709, 788, 985, 1418, 1970, 2836, 3545, 3940, 4951, 7090, 9902, 14180, 19804, 24755, 49510, 99020, 139673, 279346, 558692, 698365, 975347, 1396730, 1950694, 2793460, 3510259, 3901388, 4876735, 7020518, 9753470, 14041036, 17551295, 19506940, 35102590, 70205180, 691521023, 1383042046, 2766084092, 3457605115, 6915210230, 13830420460]

約数ペア:

[(1, 13830420460), (2, 6915210230), (4, 3457605115), (5, 2766084092), (10, 1383042046), (20, 691521023), (197, 70205180), (394, 35102590), (709, 19506940), (788, 17551295), (985, 14041036), (1418, 9753470), (1970, 7020518), (2836, 4876735), (3545, 3901388), (3940, 3510259), (4951, 2793460), (7090, 1950694), (9902, 1396730), (14180, 975347), (19804, 698365), (24755, 558692), (49510, 279346), (99020, 139673)]