57011480

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{1999}}^1$

素因数の和:2064

約数の個数: 64

約数和(自身を含む): 138240000

約数和(自身を除く): 81228520

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 31, 40, 46, 62, 92, 115, 124, 155, 184, 230, 248, 310, 460, 620, 713, 920, 1240, 1426, 1999, 2852, 3565, 3998, 5704, 7130, 7996, 9995, 14260, 15992, 19990, 28520, 39980, 45977, 61969, 79960, 91954, 123938, 183908, 229885, 247876, 309845, 367816, 459770, 495752, 619690, 919540, 1239380, 1425287, 1839080, 2478760, 2850574, 5701148, 7126435, 11402296, 14252870, 28505740, 57011480]

約数ペア:

[(1, 57011480), (2, 28505740), (4, 14252870), (5, 11402296), (8, 7126435), (10, 5701148), (20, 2850574), (23, 2478760), (31, 1839080), (40, 1425287), (46, 1239380), (62, 919540), (92, 619690), (115, 495752), (124, 459770), (155, 367816), (184, 309845), (230, 247876), (248, 229885), (310, 183908), (460, 123938), (620, 91954), (713, 79960), (920, 61969), (1240, 45977), (1426, 39980), (1999, 28520), (2852, 19990), (3565, 15992), (3998, 14260), (5704, 9995), (7130, 7996)]