8291260

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{311}}^1$

素因数の和:394

約数の個数: 48

約数和(自身を含む): 18450432

約数和(自身を除く): 10159172

約数列:

[1, 2, 4, 5, 10, 20, 31, 43, 62, 86, 124, 155, 172, 215, 310, 311, 430, 620, 622, 860, 1244, 1333, 1555, 2666, 3110, 5332, 6220, 6665, 9641, 13330, 13373, 19282, 26660, 26746, 38564, 48205, 53492, 66865, 96410, 133730, 192820, 267460, 414563, 829126, 1658252, 2072815, 4145630, 8291260]

約数ペア:

[(1, 8291260), (2, 4145630), (4, 2072815), (5, 1658252), (10, 829126), (20, 414563), (31, 267460), (43, 192820), (62, 133730), (86, 96410), (124, 66865), (155, 53492), (172, 48205), (215, 38564), (310, 26746), (311, 26660), (430, 19282), (620, 13373), (622, 13330), (860, 9641), (1244, 6665), (1333, 6220), (1555, 5332), (2666, 3110)]