9656820

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{1987}}^1$

素因数の和:2011

約数の個数: 72

約数和(自身を含む): 30392544

約数和(自身を除く): 20735724

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 243, 270, 324, 405, 486, 540, 810, 972, 1215, 1620, 1987, 2430, 3974, 4860, 5961, 7948, 9935, 11922, 17883, 19870, 23844, 29805, 35766, 39740, 53649, 59610, 71532, 89415, 107298, 119220, 160947, 178830, 214596, 268245, 321894, 357660, 482841, 536490, 643788, 804735, 965682, 1072980, 1609470, 1931364, 2414205, 3218940, 4828410, 9656820]

約数ペア:

[(1, 9656820), (2, 4828410), (3, 3218940), (4, 2414205), (5, 1931364), (6, 1609470), (9, 1072980), (10, 965682), (12, 804735), (15, 643788), (18, 536490), (20, 482841), (27, 357660), (30, 321894), (36, 268245), (45, 214596), (54, 178830), (60, 160947), (81, 119220), (90, 107298), (108, 89415), (135, 71532), (162, 59610), (180, 53649), (243, 39740), (270, 35766), (324, 29805), (405, 23844), (486, 19870), (540, 17883), (810, 11922), (972, 9935), (1215, 7948), (1620, 5961), (1987, 4860), (2430, 3974)]