210935710

素因数分解:

$2^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{431}}^1\times {\mathrm{449}}^1$

素因数の和:996

約数の個数: 32

約数和(自身を含む): 384912000

約数和(自身を除く): 173976290

約数列:

[1, 2, 5, 10, 109, 218, 431, 449, 545, 862, 898, 1090, 2155, 2245, 4310, 4490, 46979, 48941, 93958, 97882, 193519, 234895, 244705, 387038, 469790, 489410, 967595, 1935190, 21093571, 42187142, 105467855, 210935710]

約数ペア:

[(1, 210935710), (2, 105467855), (5, 42187142), (10, 21093571), (109, 1935190), (218, 967595), (431, 489410), (449, 469790), (545, 387038), (862, 244705), (898, 234895), (1090, 193519), (2155, 97882), (2245, 93958), (4310, 48941), (4490, 46979)]