120684590

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{71411}}^1$

素因数の和:71444

約数の個数: 24

約数和(自身を含む): 235231128

約数和(自身を除く): 114546538

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 169, 338, 845, 1690, 71411, 142822, 357055, 714110, 928343, 1856686, 4641715, 9283430, 12068459, 24136918, 60342295, 120684590]

約数ペア:

[(1, 120684590), (2, 60342295), (5, 24136918), (10, 12068459), (13, 9283430), (26, 4641715), (65, 1856686), (130, 928343), (169, 714110), (338, 357055), (845, 142822), (1690, 71411)]