137706940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{4993}}^1$

素因数の和:5206

約数の個数: 48

約数和(自身を含む): 332240832

約数和(自身を除く): 194533892

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 197, 394, 788, 985, 1379, 1970, 2758, 3940, 4993, 5516, 6895, 9986, 13790, 19972, 24965, 27580, 34951, 49930, 69902, 99860, 139804, 174755, 349510, 699020, 983621, 1967242, 3934484, 4918105, 6885347, 9836210, 13770694, 19672420, 27541388, 34426735, 68853470, 137706940]

約数ペア:

[(1, 137706940), (2, 68853470), (4, 34426735), (5, 27541388), (7, 19672420), (10, 13770694), (14, 9836210), (20, 6885347), (28, 4918105), (35, 3934484), (70, 1967242), (140, 983621), (197, 699020), (394, 349510), (788, 174755), (985, 139804), (1379, 99860), (1970, 69902), (2758, 49930), (3940, 34951), (4993, 27580), (5516, 24965), (6895, 19972), (9986, 13790)]