2172961790

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1979}}^1\times {\mathrm{5779}}^1$

素因数の和:7784

約数の個数: 32

約数和(自身を含む): 4119984000

約数和(自身を除く): 1947022210

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 1979, 3958, 5779, 9895, 11558, 19790, 28895, 37601, 57790, 75202, 109801, 188005, 219602, 376010, 549005, 1098010, 11436641, 22873282, 57183205, 114366410, 217296179, 434592358, 1086480895, 2172961790]

約数ペア:

[(1, 2172961790), (2, 1086480895), (5, 434592358), (10, 217296179), (19, 114366410), (38, 57183205), (95, 22873282), (190, 11436641), (1979, 1098010), (3958, 549005), (5779, 376010), (9895, 219602), (11558, 188005), (19790, 109801), (28895, 75202), (37601, 57790)]