1980670

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{191}}^1$

素因数の和:276

約数の個数: 32

約数和(自身を含む): 3856896

約数和(自身を除く): 1876226

約数列:

[1, 2, 5, 10, 17, 34, 61, 85, 122, 170, 191, 305, 382, 610, 955, 1037, 1910, 2074, 3247, 5185, 6494, 10370, 11651, 16235, 23302, 32470, 58255, 116510, 198067, 396134, 990335, 1980670]

約数ペア:

[(1, 1980670), (2, 990335), (5, 396134), (10, 198067), (17, 116510), (34, 58255), (61, 32470), (85, 23302), (122, 16235), (170, 11651), (191, 10370), (305, 6494), (382, 5185), (610, 3247), (955, 2074), (1037, 1910)]