8861220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{2591}}^1$

素因数の和:2625

約数の個数: 72

約数和(自身を含む): 28304640

約数和(自身を除く): 19443420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 114, 171, 180, 190, 228, 285, 342, 380, 570, 684, 855, 1140, 1710, 2591, 3420, 5182, 7773, 10364, 12955, 15546, 23319, 25910, 31092, 38865, 46638, 49229, 51820, 77730, 93276, 98458, 116595, 147687, 155460, 196916, 233190, 246145, 295374, 443061, 466380, 492290, 590748, 738435, 886122, 984580, 1476870, 1772244, 2215305, 2953740, 4430610, 8861220]

約数ペア:

[(1, 8861220), (2, 4430610), (3, 2953740), (4, 2215305), (5, 1772244), (6, 1476870), (9, 984580), (10, 886122), (12, 738435), (15, 590748), (18, 492290), (19, 466380), (20, 443061), (30, 295374), (36, 246145), (38, 233190), (45, 196916), (57, 155460), (60, 147687), (76, 116595), (90, 98458), (95, 93276), (114, 77730), (171, 51820), (180, 49229), (190, 46638), (228, 38865), (285, 31092), (342, 25910), (380, 23319), (570, 15546), (684, 12955), (855, 10364), (1140, 7773), (1710, 5182), (2591, 3420)]