30827020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{7103}}^1$

素因数の和:7150

約数の個数: 48

約数和(自身を含む): 76382208

約数和(自身を除く): 45555188

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, 4340, 7103, 14206, 28412, 35515, 49721, 71030, 99442, 142060, 198884, 220193, 248605, 440386, 497210, 880772, 994420, 1100965, 1541351, 2201930, 3082702, 4403860, 6165404, 7706755, 15413510, 30827020]

約数ペア:

[(1, 30827020), (2, 15413510), (4, 7706755), (5, 6165404), (7, 4403860), (10, 3082702), (14, 2201930), (20, 1541351), (28, 1100965), (31, 994420), (35, 880772), (62, 497210), (70, 440386), (124, 248605), (140, 220193), (155, 198884), (217, 142060), (310, 99442), (434, 71030), (620, 49721), (868, 35515), (1085, 28412), (2170, 14206), (4340, 7103)]