30647120

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{54727}}^1$

素因数の和:54747

約数の個数: 40

約数和(自身を含む): 81435264

約数和(自身を除く): 50788144

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 54727, 109454, 218908, 273635, 383089, 437816, 547270, 766178, 875632, 1094540, 1532356, 1915445, 2189080, 3064712, 3830890, 4378160, 6129424, 7661780, 15323560, 30647120]

約数ペア:

[(1, 30647120), (2, 15323560), (4, 7661780), (5, 6129424), (7, 4378160), (8, 3830890), (10, 3064712), (14, 2189080), (16, 1915445), (20, 1532356), (28, 1094540), (35, 875632), (40, 766178), (56, 547270), (70, 437816), (80, 383089), (112, 273635), (140, 218908), (280, 109454), (560, 54727)]