535808020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{30829}}^1$

素因数の和:30928

約数の個数: 48

約数和(自身を含む): 1243065600

約数和(自身を除く): 707257580

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 79, 110, 158, 220, 316, 395, 790, 869, 1580, 1738, 3476, 4345, 8690, 17380, 30829, 61658, 123316, 154145, 308290, 339119, 616580, 678238, 1356476, 1695595, 2435491, 3391190, 4870982, 6782380, 9741964, 12177455, 24354910, 26790401, 48709820, 53580802, 107161604, 133952005, 267904010, 535808020]

約数ペア:

[(1, 535808020), (2, 267904010), (4, 133952005), (5, 107161604), (10, 53580802), (11, 48709820), (20, 26790401), (22, 24354910), (44, 12177455), (55, 9741964), (79, 6782380), (110, 4870982), (158, 3391190), (220, 2435491), (316, 1695595), (395, 1356476), (790, 678238), (869, 616580), (1580, 339119), (1738, 308290), (3476, 154145), (4345, 123316), (8690, 61658), (17380, 30829)]