20882175

素因数分解:

$3^1\times 5^2\times {\mathrm{29}}^1\times {\mathrm{9601}}^1$

素因数の和:9643

約数の個数: 24

約数和(自身を含む): 35719440

約数和(自身を除く): 14837265

約数列:

[1, 3, 5, 15, 25, 29, 75, 87, 145, 435, 725, 2175, 9601, 28803, 48005, 144015, 240025, 278429, 720075, 835287, 1392145, 4176435, 6960725, 20882175]

約数ペア:

[(1, 20882175), (3, 6960725), (5, 4176435), (15, 1392145), (25, 835287), (29, 720075), (75, 278429), (87, 240025), (145, 144015), (435, 48005), (725, 28803), (2175, 9601)]