467740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{257}}^1$

素因数の和:286

約数の個数: 48

約数和(自身を含む): 1213632

約数和(自身を除く): 745892

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 257, 260, 364, 455, 514, 910, 1028, 1285, 1799, 1820, 2570, 3341, 3598, 5140, 6682, 7196, 8995, 13364, 16705, 17990, 23387, 33410, 35980, 46774, 66820, 93548, 116935, 233870, 467740]

約数ペア:

[(1, 467740), (2, 233870), (4, 116935), (5, 93548), (7, 66820), (10, 46774), (13, 35980), (14, 33410), (20, 23387), (26, 17990), (28, 16705), (35, 13364), (52, 8995), (65, 7196), (70, 6682), (91, 5140), (130, 3598), (140, 3341), (182, 2570), (257, 1820), (260, 1799), (364, 1285), (455, 1028), (514, 910)]