142745540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{35159}}^1$

素因数の和:35204

約数の個数: 48

約数和(自身を含む): 354412800

約数和(自身を除く): 211667260

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 29, 35, 58, 70, 116, 140, 145, 203, 290, 406, 580, 812, 1015, 2030, 4060, 35159, 70318, 140636, 175795, 246113, 351590, 492226, 703180, 984452, 1019611, 1230565, 2039222, 2461130, 4078444, 4922260, 5098055, 7137277, 10196110, 14274554, 20392220, 28549108, 35686385, 71372770, 142745540]

約数ペア:

[(1, 142745540), (2, 71372770), (4, 35686385), (5, 28549108), (7, 20392220), (10, 14274554), (14, 10196110), (20, 7137277), (28, 5098055), (29, 4922260), (35, 4078444), (58, 2461130), (70, 2039222), (116, 1230565), (140, 1019611), (145, 984452), (203, 703180), (290, 492226), (406, 351590), (580, 246113), (812, 175795), (1015, 140636), (2030, 70318), (4060, 35159)]