212976130

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{7523}}^1$

素因数の和:7698

約数の個数: 32

約数和(自身を含む): 406296000

約数和(自身を除く): 193319870

約数列:

[1, 2, 5, 10, 19, 38, 95, 149, 190, 298, 745, 1490, 2831, 5662, 7523, 14155, 15046, 28310, 37615, 75230, 142937, 285874, 714685, 1120927, 1429370, 2241854, 5604635, 11209270, 21297613, 42595226, 106488065, 212976130]

約数ペア:

[(1, 212976130), (2, 106488065), (5, 42595226), (10, 21297613), (19, 11209270), (38, 5604635), (95, 2241854), (149, 1429370), (190, 1120927), (298, 714685), (745, 285874), (1490, 142937), (2831, 75230), (5662, 37615), (7523, 28310), (14155, 15046)]