1691089640

素因数分解:

$2^3\times 5^1\times {\mathrm{137}}^1\times {\mathrm{421}}^1\times {\mathrm{733}}^1$

素因数の和:1302

約数の個数: 64

約数和(自身を含む): 3847070160

約数和(自身を除く): 2155980520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 137, 274, 421, 548, 685, 733, 842, 1096, 1370, 1466, 1684, 2105, 2740, 2932, 3368, 3665, 4210, 5480, 5864, 7330, 8420, 14660, 16840, 29320, 57677, 100421, 115354, 200842, 230708, 288385, 308593, 401684, 461416, 502105, 576770, 617186, 803368, 1004210, 1153540, 1234372, 1542965, 2008420, 2307080, 2468744, 3085930, 4016840, 6171860, 12343720, 42277241, 84554482, 169108964, 211386205, 338217928, 422772410, 845544820, 1691089640]

約数ペア:

[(1, 1691089640), (2, 845544820), (4, 422772410), (5, 338217928), (8, 211386205), (10, 169108964), (20, 84554482), (40, 42277241), (137, 12343720), (274, 6171860), (421, 4016840), (548, 3085930), (685, 2468744), (733, 2307080), (842, 2008420), (1096, 1542965), (1370, 1234372), (1466, 1153540), (1684, 1004210), (2105, 803368), (2740, 617186), (2932, 576770), (3368, 502105), (3665, 461416), (4210, 401684), (5480, 308593), (5864, 288385), (7330, 230708), (8420, 200842), (14660, 115354), (16840, 100421), (29320, 57677)]