2000556404

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{37}}^1\times {\mathrm{15959}}^1$

素因数の和:16029

約数の個数: 72

約数和(自身を含む): 4517063040

約数和(自身を除く): 2516506636

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 37, 44, 74, 77, 121, 148, 154, 242, 259, 308, 407, 484, 518, 814, 847, 1036, 1628, 1694, 2849, 3388, 4477, 5698, 8954, 11396, 15959, 17908, 31339, 31918, 62678, 63836, 111713, 125356, 175549, 223426, 351098, 446852, 590483, 702196, 1180966, 1228843, 1931039, 2361932, 2457686, 3862078, 4133381, 4915372, 6495313, 7724156, 8266762, 12990626, 13517273, 16533524, 25981252, 27034546, 45467191, 54069092, 71448443, 90934382, 142896886, 181868764, 285793772, 500139101, 1000278202, 2000556404]

約数ペア:

[(1, 2000556404), (2, 1000278202), (4, 500139101), (7, 285793772), (11, 181868764), (14, 142896886), (22, 90934382), (28, 71448443), (37, 54069092), (44, 45467191), (74, 27034546), (77, 25981252), (121, 16533524), (148, 13517273), (154, 12990626), (242, 8266762), (259, 7724156), (308, 6495313), (407, 4915372), (484, 4133381), (518, 3862078), (814, 2457686), (847, 2361932), (1036, 1931039), (1628, 1228843), (1694, 1180966), (2849, 702196), (3388, 590483), (4477, 446852), (5698, 351098), (8954, 223426), (11396, 175549), (15959, 125356), (17908, 111713), (31339, 63836), (31918, 62678)]