12597280

素因数分解:

$2^5\times 5^1\times {\mathrm{43}}^1\times {\mathrm{1831}}^1$

素因数の和:1889

約数の個数: 48

約数和(自身を含む): 30469824

約数和(自身を除く): 17872544

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 43, 80, 86, 160, 172, 215, 344, 430, 688, 860, 1376, 1720, 1831, 3440, 3662, 6880, 7324, 9155, 14648, 18310, 29296, 36620, 58592, 73240, 78733, 146480, 157466, 292960, 314932, 393665, 629864, 787330, 1259728, 1574660, 2519456, 3149320, 6298640, 12597280]

約数ペア:

[(1, 12597280), (2, 6298640), (4, 3149320), (5, 2519456), (8, 1574660), (10, 1259728), (16, 787330), (20, 629864), (32, 393665), (40, 314932), (43, 292960), (80, 157466), (86, 146480), (160, 78733), (172, 73240), (215, 58592), (344, 36620), (430, 29296), (688, 18310), (860, 14648), (1376, 9155), (1720, 7324), (1831, 6880), (3440, 3662)]