450520280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{1019}}^1\times {\mathrm{1579}}^1$

素因数の和:2616

約数の個数: 64

約数和(自身を含む): 1160352000

約数和(自身を除く): 709831720

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 1019, 1579, 2038, 3158, 4076, 5095, 6316, 7133, 7895, 8152, 10190, 11053, 12632, 14266, 15790, 20380, 22106, 28532, 31580, 35665, 40760, 44212, 55265, 57064, 63160, 71330, 88424, 110530, 142660, 221060, 285320, 442120, 1609001, 3218002, 6436004, 8045005, 11263007, 12872008, 16090010, 22526014, 32180020, 45052028, 56315035, 64360040, 90104056, 112630070, 225260140, 450520280]

約数ペア:

[(1, 450520280), (2, 225260140), (4, 112630070), (5, 90104056), (7, 64360040), (8, 56315035), (10, 45052028), (14, 32180020), (20, 22526014), (28, 16090010), (35, 12872008), (40, 11263007), (56, 8045005), (70, 6436004), (140, 3218002), (280, 1609001), (1019, 442120), (1579, 285320), (2038, 221060), (3158, 142660), (4076, 110530), (5095, 88424), (6316, 71330), (7133, 63160), (7895, 57064), (8152, 55265), (10190, 44212), (11053, 40760), (12632, 35665), (14266, 31580), (15790, 28532), (20380, 22106)]