20693610

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{10949}}^1$

素因数の和:10972

約数の個数: 64

約数和(自身を含む): 63072000

約数和(自身を除く): 42378390

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 54, 63, 70, 90, 105, 126, 135, 189, 210, 270, 315, 378, 630, 945, 1890, 10949, 21898, 32847, 54745, 65694, 76643, 98541, 109490, 153286, 164235, 197082, 229929, 295623, 328470, 383215, 459858, 492705, 591246, 689787, 766430, 985410, 1149645, 1379574, 1478115, 2069361, 2299290, 2956230, 3448935, 4138722, 6897870, 10346805, 20693610]

約数ペア:

[(1, 20693610), (2, 10346805), (3, 6897870), (5, 4138722), (6, 3448935), (7, 2956230), (9, 2299290), (10, 2069361), (14, 1478115), (15, 1379574), (18, 1149645), (21, 985410), (27, 766430), (30, 689787), (35, 591246), (42, 492705), (45, 459858), (54, 383215), (63, 328470), (70, 295623), (90, 229929), (105, 197082), (126, 164235), (135, 153286), (189, 109490), (210, 98541), (270, 76643), (315, 65694), (378, 54745), (630, 32847), (945, 21898), (1890, 10949)]