1398031010

素因数分解:

$2^1\times 5^1\times {\mathrm{557}}^1\times {\mathrm{250993}}^1$

素因数の和:251557

約数の個数: 16

約数和(自身を含む): 2520983736

約数和(自身を除く): 1122952726

約数列:

[1, 2, 5, 10, 557, 1114, 2785, 5570, 250993, 501986, 1254965, 2509930, 139803101, 279606202, 699015505, 1398031010]

約数ペア:

[(1, 1398031010), (2, 699015505), (5, 279606202), (10, 139803101), (557, 2509930), (1114, 1254965), (2785, 501986), (5570, 250993)]