770236420

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{1291}}^1\times {\mathrm{1297}}^1$

素因数の和:2620

約数の個数: 48

約数和(自身を含む): 1690432128

約数和(自身を除く): 920195708

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 1291, 1297, 2582, 2594, 5164, 5188, 6455, 6485, 12910, 12970, 25820, 25940, 29693, 29831, 59386, 59662, 118772, 119324, 148465, 149155, 296930, 298310, 593860, 596620, 1674427, 3348854, 6697708, 8372135, 16744270, 33488540, 38511821, 77023642, 154047284, 192559105, 385118210, 770236420]

約数ペア:

[(1, 770236420), (2, 385118210), (4, 192559105), (5, 154047284), (10, 77023642), (20, 38511821), (23, 33488540), (46, 16744270), (92, 8372135), (115, 6697708), (230, 3348854), (460, 1674427), (1291, 596620), (1297, 593860), (2582, 298310), (2594, 296930), (5164, 149155), (5188, 148465), (6455, 119324), (6485, 118772), (12910, 59662), (12970, 59386), (25820, 29831), (25940, 29693)]