190921808

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{4999}}^1$

素因数の和:5056

約数の個数: 80

約数和(自身を含む): 476160000

約数和(自身を除く): 285238192

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 31, 44, 56, 62, 77, 88, 112, 124, 154, 176, 217, 248, 308, 341, 434, 496, 616, 682, 868, 1232, 1364, 1736, 2387, 2728, 3472, 4774, 4999, 5456, 9548, 9998, 19096, 19996, 34993, 38192, 39992, 54989, 69986, 79984, 109978, 139972, 154969, 219956, 279944, 309938, 384923, 439912, 559888, 619876, 769846, 879824, 1084783, 1239752, 1539692, 1704659, 2169566, 2479504, 3079384, 3409318, 4339132, 6158768, 6818636, 8678264, 11932613, 13637272, 17356528, 23865226, 27274544, 47730452, 95460904, 190921808]

約数ペア:

[(1, 190921808), (2, 95460904), (4, 47730452), (7, 27274544), (8, 23865226), (11, 17356528), (14, 13637272), (16, 11932613), (22, 8678264), (28, 6818636), (31, 6158768), (44, 4339132), (56, 3409318), (62, 3079384), (77, 2479504), (88, 2169566), (112, 1704659), (124, 1539692), (154, 1239752), (176, 1084783), (217, 879824), (248, 769846), (308, 619876), (341, 559888), (434, 439912), (496, 384923), (616, 309938), (682, 279944), (868, 219956), (1232, 154969), (1364, 139972), (1736, 109978), (2387, 79984), (2728, 69986), (3472, 54989), (4774, 39992), (4999, 38192), (5456, 34993), (9548, 19996), (9998, 19096)]