490084784

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{230303}}^1$

素因数の和:230337

約数の個数: 40

約数和(自身を含む): 1142307840

約数和(自身を除く): 652223056

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 56, 76, 112, 133, 152, 266, 304, 532, 1064, 2128, 230303, 460606, 921212, 1612121, 1842424, 3224242, 3684848, 4375757, 6448484, 8751514, 12896968, 17503028, 25793936, 30630299, 35006056, 61260598, 70012112, 122521196, 245042392, 490084784]

約数ペア:

[(1, 490084784), (2, 245042392), (4, 122521196), (7, 70012112), (8, 61260598), (14, 35006056), (16, 30630299), (19, 25793936), (28, 17503028), (38, 12896968), (56, 8751514), (76, 6448484), (112, 4375757), (133, 3684848), (152, 3224242), (266, 1842424), (304, 1612121), (532, 921212), (1064, 460606), (2128, 230303)]