56406140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{617}}^1\times {\mathrm{653}}^1$

素因数の和:1286

約数の個数: 48

約数和(自身を含む): 135801792

約数和(自身を除く): 79395652

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 617, 653, 1234, 1306, 2468, 2612, 3085, 3265, 4319, 4571, 6170, 6530, 8638, 9142, 12340, 13060, 17276, 18284, 21595, 22855, 43190, 45710, 86380, 91420, 402901, 805802, 1611604, 2014505, 2820307, 4029010, 5640614, 8058020, 11281228, 14101535, 28203070, 56406140]

約数ペア:

[(1, 56406140), (2, 28203070), (4, 14101535), (5, 11281228), (7, 8058020), (10, 5640614), (14, 4029010), (20, 2820307), (28, 2014505), (35, 1611604), (70, 805802), (140, 402901), (617, 91420), (653, 86380), (1234, 45710), (1306, 43190), (2468, 22855), (2612, 21595), (3085, 18284), (3265, 17276), (4319, 13060), (4571, 12340), (6170, 9142), (6530, 8638)]