870895172

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^2\times {\mathrm{29}}^1\times {\mathrm{2971}}^1$

素因数の和:3049

約数の個数: 72

約数和(自身を含む): 1902317760

約数和(自身を除く): 1031422588

約数列:

[1, 2, 4, 7, 14, 19, 28, 29, 38, 58, 76, 116, 133, 203, 266, 361, 406, 532, 551, 722, 812, 1102, 1444, 2204, 2527, 2971, 3857, 5054, 5942, 7714, 10108, 10469, 11884, 15428, 20797, 20938, 41594, 41876, 56449, 73283, 83188, 86159, 112898, 146566, 172318, 225796, 293132, 344636, 395143, 603113, 790286, 1072531, 1206226, 1580572, 1637021, 2145062, 2412452, 3274042, 4290124, 6548084, 7507717, 11459147, 15015434, 22918294, 30030868, 31103399, 45836588, 62206798, 124413596, 217723793, 435447586, 870895172]

約数ペア:

[(1, 870895172), (2, 435447586), (4, 217723793), (7, 124413596), (14, 62206798), (19, 45836588), (28, 31103399), (29, 30030868), (38, 22918294), (58, 15015434), (76, 11459147), (116, 7507717), (133, 6548084), (203, 4290124), (266, 3274042), (361, 2412452), (406, 2145062), (532, 1637021), (551, 1580572), (722, 1206226), (812, 1072531), (1102, 790286), (1444, 603113), (2204, 395143), (2527, 344636), (2971, 293132), (3857, 225796), (5054, 172318), (5942, 146566), (7714, 112898), (10108, 86159), (10469, 83188), (11884, 73283), (15428, 56449), (20797, 41876), (20938, 41594)]