140390404

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{4513}}^1$

素因数の和:4636

約数の個数: 48

約数和(自身を含む): 309407616

約数和(自身を除く): 169017212

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 101, 154, 202, 308, 404, 707, 1111, 1414, 2222, 2828, 4444, 4513, 7777, 9026, 15554, 18052, 31108, 31591, 49643, 63182, 99286, 126364, 198572, 347501, 455813, 695002, 911626, 1390004, 1823252, 3190691, 5013943, 6381382, 10027886, 12762764, 20055772, 35097601, 70195202, 140390404]

約数ペア:

[(1, 140390404), (2, 70195202), (4, 35097601), (7, 20055772), (11, 12762764), (14, 10027886), (22, 6381382), (28, 5013943), (44, 3190691), (77, 1823252), (101, 1390004), (154, 911626), (202, 695002), (308, 455813), (404, 347501), (707, 198572), (1111, 126364), (1414, 99286), (2222, 63182), (2828, 49643), (4444, 31591), (4513, 31108), (7777, 18052), (9026, 15554)]