20180085

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{2017}}^1$

素因数の和:2077

約数の個数: 32

約数和(自身を含む): 34871040

約数和(自身を除く): 14690955

約数列:

[1, 3, 5, 15, 23, 29, 69, 87, 115, 145, 345, 435, 667, 2001, 2017, 3335, 6051, 10005, 10085, 30255, 46391, 58493, 139173, 175479, 231955, 292465, 695865, 877395, 1345339, 4036017, 6726695, 20180085]

約数ペア:

[(1, 20180085), (3, 6726695), (5, 4036017), (15, 1345339), (23, 877395), (29, 695865), (69, 292465), (87, 231955), (115, 175479), (145, 139173), (345, 58493), (435, 46391), (667, 30255), (2001, 10085), (2017, 10005), (3335, 6051)]