489644516

素因数分解:

$2^2\times {\mathrm{19}}^2\times {\mathrm{23}}^2\times {\mathrm{641}}^1$

素因数の和:729

約数の個数: 54

約数和(自身を含む): 946854342

約数和(自身を除く): 457209826

約数列:

[1, 2, 4, 19, 23, 38, 46, 76, 92, 361, 437, 529, 641, 722, 874, 1058, 1282, 1444, 1748, 2116, 2564, 8303, 10051, 12179, 14743, 16606, 20102, 24358, 29486, 33212, 40204, 48716, 58972, 190969, 231401, 280117, 339089, 381938, 462802, 560234, 678178, 763876, 925604, 1120468, 1356356, 5322223, 6442691, 10644446, 12885382, 21288892, 25770764, 122411129, 244822258, 489644516]

約数ペア:

[(1, 489644516), (2, 244822258), (4, 122411129), (19, 25770764), (23, 21288892), (38, 12885382), (46, 10644446), (76, 6442691), (92, 5322223), (361, 1356356), (437, 1120468), (529, 925604), (641, 763876), (722, 678178), (874, 560234), (1058, 462802), (1282, 381938), (1444, 339089), (1748, 280117), (2116, 231401), (2564, 190969), (8303, 58972), (10051, 48716), (12179, 40204), (14743, 33212), (16606, 29486), (20102, 24358)]