20605470

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29863}}^1$

素因数の和:29896

約数の個数: 32

約数和(自身を含む): 51604992

約数和(自身を除く): 30999522

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 30, 46, 69, 115, 138, 230, 345, 690, 29863, 59726, 89589, 149315, 179178, 298630, 447945, 686849, 895890, 1373698, 2060547, 3434245, 4121094, 6868490, 10302735, 20605470]

約数ペア:

[(1, 20605470), (2, 10302735), (3, 6868490), (5, 4121094), (6, 3434245), (10, 2060547), (15, 1373698), (23, 895890), (30, 686849), (46, 447945), (69, 298630), (115, 179178), (138, 149315), (230, 89589), (345, 59726), (690, 29863)]