1558060

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{359}}^1$

素因数の和:406

約数の個数: 48

約数和(自身を含む): 3870720

約数和(自身を除く): 2312660

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 62, 70, 124, 140, 155, 217, 310, 359, 434, 620, 718, 868, 1085, 1436, 1795, 2170, 2513, 3590, 4340, 5026, 7180, 10052, 11129, 12565, 22258, 25130, 44516, 50260, 55645, 77903, 111290, 155806, 222580, 311612, 389515, 779030, 1558060]

約数ペア:

[(1, 1558060), (2, 779030), (4, 389515), (5, 311612), (7, 222580), (10, 155806), (14, 111290), (20, 77903), (28, 55645), (31, 50260), (35, 44516), (62, 25130), (70, 22258), (124, 12565), (140, 11129), (155, 10052), (217, 7180), (310, 5026), (359, 4340), (434, 3590), (620, 2513), (718, 2170), (868, 1795), (1085, 1436)]