7289240

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{3719}}^1$

素因数の和:3744

約数の個数: 48

約数和(自身を含む): 19083600

約数和(自身を除く): 11794360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 3719, 7438, 14876, 18595, 26033, 29752, 37190, 52066, 74380, 104132, 130165, 148760, 182231, 208264, 260330, 364462, 520660, 728924, 911155, 1041320, 1457848, 1822310, 3644620, 7289240]

約数ペア:

[(1, 7289240), (2, 3644620), (4, 1822310), (5, 1457848), (7, 1041320), (8, 911155), (10, 728924), (14, 520660), (20, 364462), (28, 260330), (35, 208264), (40, 182231), (49, 148760), (56, 130165), (70, 104132), (98, 74380), (140, 52066), (196, 37190), (245, 29752), (280, 26033), (392, 18595), (490, 14876), (980, 7438), (1960, 3719)]