27057380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{1231}}^1$

素因数の和:1404

約数の個数: 48

約数和(自身を含む): 65404416

約数和(自身を除く): 38347036

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 157, 314, 628, 785, 1099, 1231, 1570, 2198, 2462, 3140, 4396, 4924, 5495, 6155, 8617, 10990, 12310, 17234, 21980, 24620, 34468, 43085, 86170, 172340, 193267, 386534, 773068, 966335, 1352869, 1932670, 2705738, 3865340, 5411476, 6764345, 13528690, 27057380]

約数ペア:

[(1, 27057380), (2, 13528690), (4, 6764345), (5, 5411476), (7, 3865340), (10, 2705738), (14, 1932670), (20, 1352869), (28, 966335), (35, 773068), (70, 386534), (140, 193267), (157, 172340), (314, 86170), (628, 43085), (785, 34468), (1099, 24620), (1231, 21980), (1570, 17234), (2198, 12310), (2462, 10990), (3140, 8617), (4396, 6155), (4924, 5495)]