18435760

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{4703}}^1$

素因数の和:4730

約数の個数: 60

約数和(自身を含む): 49871808

約数和(自身を除く): 31436048

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 392, 490, 560, 784, 980, 1960, 3920, 4703, 9406, 18812, 23515, 32921, 37624, 47030, 65842, 75248, 94060, 131684, 164605, 188120, 230447, 263368, 329210, 376240, 460894, 526736, 658420, 921788, 1152235, 1316840, 1843576, 2304470, 2633680, 3687152, 4608940, 9217880, 18435760]

約数ペア:

[(1, 18435760), (2, 9217880), (4, 4608940), (5, 3687152), (7, 2633680), (8, 2304470), (10, 1843576), (14, 1316840), (16, 1152235), (20, 921788), (28, 658420), (35, 526736), (40, 460894), (49, 376240), (56, 329210), (70, 263368), (80, 230447), (98, 188120), (112, 164605), (140, 131684), (196, 94060), (245, 75248), (280, 65842), (392, 47030), (490, 37624), (560, 32921), (784, 23515), (980, 18812), (1960, 9406), (3920, 4703)]