27066620

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{71}}^1\times {\mathrm{389}}^1$

素因数の和:483

約数の個数: 72

約数和(自身を含む): 67223520

約数和(自身を除く): 40156900

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 71, 98, 140, 142, 196, 245, 284, 355, 389, 490, 497, 710, 778, 980, 994, 1420, 1556, 1945, 1988, 2485, 2723, 3479, 3890, 4970, 5446, 6958, 7780, 9940, 10892, 13615, 13916, 17395, 19061, 27230, 27619, 34790, 38122, 54460, 55238, 69580, 76244, 95305, 110476, 138095, 190610, 193333, 276190, 381220, 386666, 552380, 773332, 966665, 1353331, 1933330, 2706662, 3866660, 5413324, 6766655, 13533310, 27066620]

約数ペア:

[(1, 27066620), (2, 13533310), (4, 6766655), (5, 5413324), (7, 3866660), (10, 2706662), (14, 1933330), (20, 1353331), (28, 966665), (35, 773332), (49, 552380), (70, 386666), (71, 381220), (98, 276190), (140, 193333), (142, 190610), (196, 138095), (245, 110476), (284, 95305), (355, 76244), (389, 69580), (490, 55238), (497, 54460), (710, 38122), (778, 34790), (980, 27619), (994, 27230), (1420, 19061), (1556, 17395), (1945, 13916), (1988, 13615), (2485, 10892), (2723, 9940), (3479, 7780), (3890, 6958), (4970, 5446)]