4008991220

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{317}}^1\times {\mathrm{383}}^1$

素因数の和:849

約数の個数: 96

約数和(自身を含む): 9190637568

約数和(自身を除く): 5181646348

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 127, 130, 254, 260, 317, 383, 508, 634, 635, 766, 1268, 1270, 1532, 1585, 1651, 1915, 2540, 3170, 3302, 3830, 4121, 4979, 6340, 6604, 7660, 8242, 8255, 9958, 16484, 16510, 19916, 20605, 24895, 33020, 40259, 41210, 48641, 49790, 80518, 82420, 97282, 99580, 121411, 161036, 194564, 201295, 242822, 243205, 402590, 485644, 486410, 523367, 607055, 632333, 805180, 972820, 1046734, 1214110, 1264666, 1578343, 2093468, 2428220, 2529332, 2616835, 3156686, 3161665, 5233670, 6313372, 6323330, 7891715, 10467340, 12646660, 15419197, 15783430, 30838394, 31566860, 61676788, 77095985, 154191970, 200449561, 308383940, 400899122, 801798244, 1002247805, 2004495610, 4008991220]

約数ペア:

[(1, 4008991220), (2, 2004495610), (4, 1002247805), (5, 801798244), (10, 400899122), (13, 308383940), (20, 200449561), (26, 154191970), (52, 77095985), (65, 61676788), (127, 31566860), (130, 30838394), (254, 15783430), (260, 15419197), (317, 12646660), (383, 10467340), (508, 7891715), (634, 6323330), (635, 6313372), (766, 5233670), (1268, 3161665), (1270, 3156686), (1532, 2616835), (1585, 2529332), (1651, 2428220), (1915, 2093468), (2540, 1578343), (3170, 1264666), (3302, 1214110), (3830, 1046734), (4121, 972820), (4979, 805180), (6340, 632333), (6604, 607055), (7660, 523367), (8242, 486410), (8255, 485644), (9958, 402590), (16484, 243205), (16510, 242822), (19916, 201295), (20605, 194564), (24895, 161036), (33020, 121411), (40259, 99580), (41210, 97282), (48641, 82420), (49790, 80518)]