38939860

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^2\times {\mathrm{6737}}^1$

素因数の和:6780

約数の個数: 36

約数和(自身を含む): 86879772

約数和(自身を除く): 47939912

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 289, 340, 578, 1156, 1445, 2890, 5780, 6737, 13474, 26948, 33685, 67370, 114529, 134740, 229058, 458116, 572645, 1145290, 1946993, 2290580, 3893986, 7787972, 9734965, 19469930, 38939860]

約数ペア:

[(1, 38939860), (2, 19469930), (4, 9734965), (5, 7787972), (10, 3893986), (17, 2290580), (20, 1946993), (34, 1145290), (68, 572645), (85, 458116), (170, 229058), (289, 134740), (340, 114529), (578, 67370), (1156, 33685), (1445, 26948), (2890, 13474), (5780, 6737)]