2218938890

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{263}}^1\times {\mathrm{2803}}^1$

素因数の和:3123

約数の個数: 64

約数和(自身を含む): 4690262016

約数和(自身を除く): 2471323126

約数列:

[1, 2, 5, 7, 10, 14, 35, 43, 70, 86, 215, 263, 301, 430, 526, 602, 1315, 1505, 1841, 2630, 2803, 3010, 3682, 5606, 9205, 11309, 14015, 18410, 19621, 22618, 28030, 39242, 56545, 79163, 98105, 113090, 120529, 158326, 196210, 241058, 395815, 602645, 737189, 791630, 843703, 1205290, 1474378, 1687406, 3685945, 4218515, 5160323, 7371890, 8437030, 10320646, 25801615, 31699127, 51603230, 63398254, 158495635, 221893889, 316991270, 443787778, 1109469445, 2218938890]

約数ペア:

[(1, 2218938890), (2, 1109469445), (5, 443787778), (7, 316991270), (10, 221893889), (14, 158495635), (35, 63398254), (43, 51603230), (70, 31699127), (86, 25801615), (215, 10320646), (263, 8437030), (301, 7371890), (430, 5160323), (526, 4218515), (602, 3685945), (1315, 1687406), (1505, 1474378), (1841, 1205290), (2630, 843703), (2803, 791630), (3010, 737189), (3682, 602645), (5606, 395815), (9205, 241058), (11309, 196210), (14015, 158326), (18410, 120529), (19621, 113090), (22618, 98105), (28030, 79163), (39242, 56545)]