140461640

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{29021}}^1$

素因数の和:29054

約数の個数: 48

約数和(自身を含む): 347393340

約数和(自身を除く): 206931700

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 121, 220, 242, 440, 484, 605, 968, 1210, 2420, 4840, 29021, 58042, 116084, 145105, 232168, 290210, 319231, 580420, 638462, 1160840, 1276924, 1596155, 2553848, 3192310, 3511541, 6384620, 7023082, 12769240, 14046164, 17557705, 28092328, 35115410, 70230820, 140461640]

約数ペア:

[(1, 140461640), (2, 70230820), (4, 35115410), (5, 28092328), (8, 17557705), (10, 14046164), (11, 12769240), (20, 7023082), (22, 6384620), (40, 3511541), (44, 3192310), (55, 2553848), (88, 1596155), (110, 1276924), (121, 1160840), (220, 638462), (242, 580420), (440, 319231), (484, 290210), (605, 232168), (968, 145105), (1210, 116084), (2420, 58042), (4840, 29021)]