8668140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{11113}}^1$

素因数の和:11138

約数の個数: 48

約数和(自身を含む): 26140128

約数和(自身を除く): 17471988

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 11113, 22226, 33339, 44452, 55565, 66678, 111130, 133356, 144469, 166695, 222260, 288938, 333390, 433407, 577876, 666780, 722345, 866814, 1444690, 1733628, 2167035, 2889380, 4334070, 8668140]

約数ペア:

[(1, 8668140), (2, 4334070), (3, 2889380), (4, 2167035), (5, 1733628), (6, 1444690), (10, 866814), (12, 722345), (13, 666780), (15, 577876), (20, 433407), (26, 333390), (30, 288938), (39, 222260), (52, 166695), (60, 144469), (65, 133356), (78, 111130), (130, 66678), (156, 55565), (195, 44452), (260, 33339), (390, 22226), (780, 11113)]