8190056780

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{239}}^1\times {\mathrm{2909}}^1$

素因数の和:3207

約数の個数: 96

約数和(自身を含む): 18772992000

約数和(自身を除く): 10582935220

約数列:

[1, 2, 4, 5, 10, 19, 20, 31, 38, 62, 76, 95, 124, 155, 190, 239, 310, 380, 478, 589, 620, 956, 1178, 1195, 2356, 2390, 2909, 2945, 4541, 4780, 5818, 5890, 7409, 9082, 11636, 11780, 14545, 14818, 18164, 22705, 29090, 29636, 37045, 45410, 55271, 58180, 74090, 90179, 90820, 110542, 140771, 148180, 180358, 221084, 276355, 281542, 360716, 450895, 552710, 563084, 695251, 703855, 901790, 1105420, 1390502, 1407710, 1713401, 1803580, 2781004, 2815420, 3426802, 3476255, 6853604, 6952510, 8567005, 13209769, 13905020, 17134010, 21552781, 26419538, 34268020, 43105562, 52839076, 66048845, 86211124, 107763905, 132097690, 215527810, 264195380, 409502839, 431055620, 819005678, 1638011356, 2047514195, 4095028390, 8190056780]

約数ペア:

[(1, 8190056780), (2, 4095028390), (4, 2047514195), (5, 1638011356), (10, 819005678), (19, 431055620), (20, 409502839), (31, 264195380), (38, 215527810), (62, 132097690), (76, 107763905), (95, 86211124), (124, 66048845), (155, 52839076), (190, 43105562), (239, 34268020), (310, 26419538), (380, 21552781), (478, 17134010), (589, 13905020), (620, 13209769), (956, 8567005), (1178, 6952510), (1195, 6853604), (2356, 3476255), (2390, 3426802), (2909, 2815420), (2945, 2781004), (4541, 1803580), (4780, 1713401), (5818, 1407710), (5890, 1390502), (7409, 1105420), (9082, 901790), (11636, 703855), (11780, 695251), (14545, 563084), (14818, 552710), (18164, 450895), (22705, 360716), (29090, 281542), (29636, 276355), (37045, 221084), (45410, 180358), (55271, 148180), (58180, 140771), (74090, 110542), (90179, 90820)]