254309080

素因数分解:

$2^3\times 5^1\times {\mathrm{229}}^1\times {\mathrm{27763}}^1$

素因数の和:28003

約数の個数: 32

約数和(自身を含む): 574714800

約数和(自身を除く): 320405720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 229, 458, 916, 1145, 1832, 2290, 4580, 9160, 27763, 55526, 111052, 138815, 222104, 277630, 555260, 1110520, 6357727, 12715454, 25430908, 31788635, 50861816, 63577270, 127154540, 254309080]

約数ペア:

[(1, 254309080), (2, 127154540), (4, 63577270), (5, 50861816), (8, 31788635), (10, 25430908), (20, 12715454), (40, 6357727), (229, 1110520), (458, 555260), (916, 277630), (1145, 222104), (1832, 138815), (2290, 111052), (4580, 55526), (9160, 27763)]