490695064

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{1447}}^1$

素因数の和:1592

約数の個数: 64

約数和(自身を含む): 1021708800

約数和(自身を除く): 531013736

約数列:

[1, 2, 4, 8, 19, 23, 38, 46, 76, 92, 97, 152, 184, 194, 388, 437, 776, 874, 1447, 1748, 1843, 2231, 2894, 3496, 3686, 4462, 5788, 7372, 8924, 11576, 14744, 17848, 27493, 33281, 42389, 54986, 66562, 84778, 109972, 133124, 140359, 169556, 219944, 266248, 280718, 339112, 561436, 632339, 1122872, 1264678, 2529356, 2666821, 3228257, 5058712, 5333642, 6456514, 10667284, 12913028, 21334568, 25826056, 61336883, 122673766, 245347532, 490695064]

約数ペア:

[(1, 490695064), (2, 245347532), (4, 122673766), (8, 61336883), (19, 25826056), (23, 21334568), (38, 12913028), (46, 10667284), (76, 6456514), (92, 5333642), (97, 5058712), (152, 3228257), (184, 2666821), (194, 2529356), (388, 1264678), (437, 1122872), (776, 632339), (874, 561436), (1447, 339112), (1748, 280718), (1843, 266248), (2231, 219944), (2894, 169556), (3496, 140359), (3686, 133124), (4462, 109972), (5788, 84778), (7372, 66562), (8924, 54986), (11576, 42389), (14744, 33281), (17848, 27493)]