12599020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{2903}}^1$

素因数の和:2950

約数の個数: 48

約数和(自身を含む): 31223808

約数和(自身を除く): 18624788

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 62, 70, 124, 140, 155, 217, 310, 434, 620, 868, 1085, 2170, 2903, 4340, 5806, 11612, 14515, 20321, 29030, 40642, 58060, 81284, 89993, 101605, 179986, 203210, 359972, 406420, 449965, 629951, 899930, 1259902, 1799860, 2519804, 3149755, 6299510, 12599020]

約数ペア:

[(1, 12599020), (2, 6299510), (4, 3149755), (5, 2519804), (7, 1799860), (10, 1259902), (14, 899930), (20, 629951), (28, 449965), (31, 406420), (35, 359972), (62, 203210), (70, 179986), (124, 101605), (140, 89993), (155, 81284), (217, 58060), (310, 40642), (434, 29030), (620, 20321), (868, 14515), (1085, 11612), (2170, 5806), (2903, 4340)]