140948780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{7243}}^1$

素因数の和:7398

約数の個数: 48

約数和(自身を含む): 340757760

約数和(自身を除く): 199808980

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 139, 140, 278, 556, 695, 973, 1390, 1946, 2780, 3892, 4865, 7243, 9730, 14486, 19460, 28972, 36215, 50701, 72430, 101402, 144860, 202804, 253505, 507010, 1006777, 1014020, 2013554, 4027108, 5033885, 7047439, 10067770, 14094878, 20135540, 28189756, 35237195, 70474390, 140948780]

約数ペア:

[(1, 140948780), (2, 70474390), (4, 35237195), (5, 28189756), (7, 20135540), (10, 14094878), (14, 10067770), (20, 7047439), (28, 5033885), (35, 4027108), (70, 2013554), (139, 1014020), (140, 1006777), (278, 507010), (556, 253505), (695, 202804), (973, 144860), (1390, 101402), (1946, 72430), (2780, 50701), (3892, 36215), (4865, 28972), (7243, 19460), (9730, 14486)]