13585720

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19979}}^1$

素因数の和:20007

約数の個数: 32

約数和(自身を含む): 32367600

約数和(自身を除く): 18781880

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 19979, 39958, 79916, 99895, 159832, 199790, 339643, 399580, 679286, 799160, 1358572, 1698215, 2717144, 3396430, 6792860, 13585720]

約数ペア:

[(1, 13585720), (2, 6792860), (4, 3396430), (5, 2717144), (8, 1698215), (10, 1358572), (17, 799160), (20, 679286), (34, 399580), (40, 339643), (68, 199790), (85, 159832), (136, 99895), (170, 79916), (340, 39958), (680, 19979)]