1109949820

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{919}}^1\times {\mathrm{8627}}^1$

素因数の和:9562

約数の個数: 48

約数和(自身を含む): 2667087360

約数和(自身を除く): 1557137540

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 919, 1838, 3676, 4595, 6433, 8627, 9190, 12866, 17254, 18380, 25732, 32165, 34508, 43135, 60389, 64330, 86270, 120778, 128660, 172540, 241556, 301945, 603890, 1207780, 7928213, 15856426, 31712852, 39641065, 55497491, 79282130, 110994982, 158564260, 221989964, 277487455, 554974910, 1109949820]

約数ペア:

[(1, 1109949820), (2, 554974910), (4, 277487455), (5, 221989964), (7, 158564260), (10, 110994982), (14, 79282130), (20, 55497491), (28, 39641065), (35, 31712852), (70, 15856426), (140, 7928213), (919, 1207780), (1838, 603890), (3676, 301945), (4595, 241556), (6433, 172540), (8627, 128660), (9190, 120778), (12866, 86270), (17254, 64330), (18380, 60389), (25732, 43135), (32165, 34508)]