304438540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{20323}}^1$

素因数の和:20446

約数の個数: 48

約数和(自身を含む): 737517312

約数和(自身を除く): 433078772

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 107, 140, 214, 428, 535, 749, 1070, 1498, 2140, 2996, 3745, 7490, 14980, 20323, 40646, 81292, 101615, 142261, 203230, 284522, 406460, 569044, 711305, 1422610, 2174561, 2845220, 4349122, 8698244, 10872805, 15221927, 21745610, 30443854, 43491220, 60887708, 76109635, 152219270, 304438540]

約数ペア:

[(1, 304438540), (2, 152219270), (4, 76109635), (5, 60887708), (7, 43491220), (10, 30443854), (14, 21745610), (20, 15221927), (28, 10872805), (35, 8698244), (70, 4349122), (107, 2845220), (140, 2174561), (214, 1422610), (428, 711305), (535, 569044), (749, 406460), (1070, 284522), (1498, 203230), (2140, 142261), (2996, 101615), (3745, 81292), (7490, 40646), (14980, 20323)]