1798580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{443}}^1$

素因数の和:488

約数の個数: 48

約数和(自身を含む): 4475520

約数和(自身を除く): 2676940

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 29, 35, 58, 70, 116, 140, 145, 203, 290, 406, 443, 580, 812, 886, 1015, 1772, 2030, 2215, 3101, 4060, 4430, 6202, 8860, 12404, 12847, 15505, 25694, 31010, 51388, 62020, 64235, 89929, 128470, 179858, 256940, 359716, 449645, 899290, 1798580]

約数ペア:

[(1, 1798580), (2, 899290), (4, 449645), (5, 359716), (7, 256940), (10, 179858), (14, 128470), (20, 89929), (28, 64235), (29, 62020), (35, 51388), (58, 31010), (70, 25694), (116, 15505), (140, 12847), (145, 12404), (203, 8860), (290, 6202), (406, 4430), (443, 4060), (580, 3101), (812, 2215), (886, 2030), (1015, 1772)]