201530920

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{296369}}^1$

素因数の和:296397

約数の個数: 32

約数和(自身を含む): 480119400

約数和(自身を除く): 278588480

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 296369, 592738, 1185476, 1481845, 2370952, 2963690, 5038273, 5927380, 10076546, 11854760, 20153092, 25191365, 40306184, 50382730, 100765460, 201530920]

約数ペア:

[(1, 201530920), (2, 100765460), (4, 50382730), (5, 40306184), (8, 25191365), (10, 20153092), (17, 11854760), (20, 10076546), (34, 5927380), (40, 5038273), (68, 2963690), (85, 2370952), (136, 1481845), (170, 1185476), (340, 592738), (680, 296369)]