20151290

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{113}}^1\times {\mathrm{1049}}^1$

素因数の和:1186

約数の個数: 32

約数和(自身を含む): 38782800

約数和(自身を除く): 18631510

約数列:

[1, 2, 5, 10, 17, 34, 85, 113, 170, 226, 565, 1049, 1130, 1921, 2098, 3842, 5245, 9605, 10490, 17833, 19210, 35666, 89165, 118537, 178330, 237074, 592685, 1185370, 2015129, 4030258, 10075645, 20151290]

約数ペア:

[(1, 20151290), (2, 10075645), (5, 4030258), (10, 2015129), (17, 1185370), (34, 592685), (85, 237074), (113, 178330), (170, 118537), (226, 89165), (565, 35666), (1049, 19210), (1130, 17833), (1921, 10490), (2098, 9605), (3842, 5245)]