15748120

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23159}}^1$

素因数の和:23187

約数の個数: 32

約数和(自身を含む): 37519200

約数和(自身を除く): 21771080

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 23159, 46318, 92636, 115795, 185272, 231590, 393703, 463180, 787406, 926360, 1574812, 1968515, 3149624, 3937030, 7874060, 15748120]

約数ペア:

[(1, 15748120), (2, 7874060), (4, 3937030), (5, 3149624), (8, 1968515), (10, 1574812), (17, 926360), (20, 787406), (34, 463180), (40, 393703), (68, 231590), (85, 185272), (136, 115795), (170, 92636), (340, 46318), (680, 23159)]