4502540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{1109}}^1$

素因数の和:1154

約数の個数: 48

約数和(自身を含む): 11188800

約数和(自身を除く): 6686260

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 29, 35, 58, 70, 116, 140, 145, 203, 290, 406, 580, 812, 1015, 1109, 2030, 2218, 4060, 4436, 5545, 7763, 11090, 15526, 22180, 31052, 32161, 38815, 64322, 77630, 128644, 155260, 160805, 225127, 321610, 450254, 643220, 900508, 1125635, 2251270, 4502540]

約数ペア:

[(1, 4502540), (2, 2251270), (4, 1125635), (5, 900508), (7, 643220), (10, 450254), (14, 321610), (20, 225127), (28, 160805), (29, 155260), (35, 128644), (58, 77630), (70, 64322), (116, 38815), (140, 32161), (145, 31052), (203, 22180), (290, 15526), (406, 11090), (580, 7763), (812, 5545), (1015, 4436), (1109, 4060), (2030, 2218)]