19239780

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{2411}}^1$

素因数の和:2449

約数の個数: 96

約数和(自身を含む): 64834560

約数和(自身を除く): 45594780

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 19, 20, 21, 28, 30, 35, 38, 42, 57, 60, 70, 76, 84, 95, 105, 114, 133, 140, 190, 210, 228, 266, 285, 380, 399, 420, 532, 570, 665, 798, 1140, 1330, 1596, 1995, 2411, 2660, 3990, 4822, 7233, 7980, 9644, 12055, 14466, 16877, 24110, 28932, 33754, 36165, 45809, 48220, 50631, 67508, 72330, 84385, 91618, 101262, 137427, 144660, 168770, 183236, 202524, 229045, 253155, 274854, 320663, 337540, 458090, 506310, 549708, 641326, 687135, 916180, 961989, 1012620, 1282652, 1374270, 1603315, 1923978, 2748540, 3206630, 3847956, 4809945, 6413260, 9619890, 19239780]

約数ペア:

[(1, 19239780), (2, 9619890), (3, 6413260), (4, 4809945), (5, 3847956), (6, 3206630), (7, 2748540), (10, 1923978), (12, 1603315), (14, 1374270), (15, 1282652), (19, 1012620), (20, 961989), (21, 916180), (28, 687135), (30, 641326), (35, 549708), (38, 506310), (42, 458090), (57, 337540), (60, 320663), (70, 274854), (76, 253155), (84, 229045), (95, 202524), (105, 183236), (114, 168770), (133, 144660), (140, 137427), (190, 101262), (210, 91618), (228, 84385), (266, 72330), (285, 67508), (380, 50631), (399, 48220), (420, 45809), (532, 36165), (570, 33754), (665, 28932), (798, 24110), (1140, 16877), (1330, 14466), (1596, 12055), (1995, 9644), (2411, 7980), (2660, 7233), (3990, 4822)]