2664440

素因数分解:

$2^3\times 5^1\times {\mathrm{59}}^1\times {\mathrm{1129}}^1$

素因数の和:1199

約数の個数: 32

約数和(自身を含む): 6102000

約数和(自身を除く): 3437560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 59, 118, 236, 295, 472, 590, 1129, 1180, 2258, 2360, 4516, 5645, 9032, 11290, 22580, 45160, 66611, 133222, 266444, 333055, 532888, 666110, 1332220, 2664440]

約数ペア:

[(1, 2664440), (2, 1332220), (4, 666110), (5, 532888), (8, 333055), (10, 266444), (20, 133222), (40, 66611), (59, 45160), (118, 22580), (236, 11290), (295, 9032), (472, 5645), (590, 4516), (1129, 2360), (1180, 2258)]