27511540

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{67}}^1\times {\mathrm{419}}^1$

素因数の和:509

約数の個数: 72

約数和(自身を含む): 68372640

約数和(自身を除く): 40861100

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 67, 70, 98, 134, 140, 196, 245, 268, 335, 419, 469, 490, 670, 838, 938, 980, 1340, 1676, 1876, 2095, 2345, 2933, 3283, 4190, 4690, 5866, 6566, 8380, 9380, 11732, 13132, 14665, 16415, 20531, 28073, 29330, 32830, 41062, 56146, 58660, 65660, 82124, 102655, 112292, 140365, 196511, 205310, 280730, 393022, 410620, 561460, 786044, 982555, 1375577, 1965110, 2751154, 3930220, 5502308, 6877885, 13755770, 27511540]

約数ペア:

[(1, 27511540), (2, 13755770), (4, 6877885), (5, 5502308), (7, 3930220), (10, 2751154), (14, 1965110), (20, 1375577), (28, 982555), (35, 786044), (49, 561460), (67, 410620), (70, 393022), (98, 280730), (134, 205310), (140, 196511), (196, 140365), (245, 112292), (268, 102655), (335, 82124), (419, 65660), (469, 58660), (490, 56146), (670, 41062), (838, 32830), (938, 29330), (980, 28073), (1340, 20531), (1676, 16415), (1876, 14665), (2095, 13132), (2345, 11732), (2933, 9380), (3283, 8380), (4190, 6566), (4690, 5866)]