28328120

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41659}}^1$

素因数の和:41687

約数の個数: 32

約数和(自身を含む): 67489200

約数和(自身を除く): 39161080

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 41659, 83318, 166636, 208295, 333272, 416590, 708203, 833180, 1416406, 1666360, 2832812, 3541015, 5665624, 7082030, 14164060, 28328120]

約数ペア:

[(1, 28328120), (2, 14164060), (4, 7082030), (5, 5665624), (8, 3541015), (10, 2832812), (17, 1666360), (20, 1416406), (34, 833180), (40, 708203), (68, 416590), (85, 333272), (136, 208295), (170, 166636), (340, 83318), (680, 41659)]