1215160

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1787}}^1$

素因数の和:1815

約数の個数: 32

約数和(自身を含む): 2896560

約数和(自身を除く): 1681400

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 1787, 3574, 7148, 8935, 14296, 17870, 30379, 35740, 60758, 71480, 121516, 151895, 243032, 303790, 607580, 1215160]

約数ペア:

[(1, 1215160), (2, 607580), (4, 303790), (5, 243032), (8, 151895), (10, 121516), (17, 71480), (20, 60758), (34, 35740), (40, 30379), (68, 17870), (85, 14296), (136, 8935), (170, 7148), (340, 3574), (680, 1787)]