27760456

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{101}}^1$

素因数の和:214

約数の個数: 64

約数和(自身を含む): 58164480

約数和(自身を除く): 30404024

約数列:

[1, 2, 4, 8, 17, 34, 43, 47, 68, 86, 94, 101, 136, 172, 188, 202, 344, 376, 404, 731, 799, 808, 1462, 1598, 1717, 2021, 2924, 3196, 3434, 4042, 4343, 4747, 5848, 6392, 6868, 8084, 8686, 9494, 13736, 16168, 17372, 18988, 34357, 34744, 37976, 68714, 73831, 80699, 137428, 147662, 161398, 204121, 274856, 295324, 322796, 408242, 590648, 645592, 816484, 1632968, 3470057, 6940114, 13880228, 27760456]

約数ペア:

[(1, 27760456), (2, 13880228), (4, 6940114), (8, 3470057), (17, 1632968), (34, 816484), (43, 645592), (47, 590648), (68, 408242), (86, 322796), (94, 295324), (101, 274856), (136, 204121), (172, 161398), (188, 147662), (202, 137428), (344, 80699), (376, 73831), (404, 68714), (731, 37976), (799, 34744), (808, 34357), (1462, 18988), (1598, 17372), (1717, 16168), (2021, 13736), (2924, 9494), (3196, 8686), (3434, 8084), (4042, 6868), (4343, 6392), (4747, 5848)]