27039640

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{9521}}^1$

素因数の和:9603

約数の個数: 32

約数和(自身を含む): 61702560

約数和(自身を除く): 34662920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 568, 710, 1420, 2840, 9521, 19042, 38084, 47605, 76168, 95210, 190420, 380840, 675991, 1351982, 2703964, 3379955, 5407928, 6759910, 13519820, 27039640]

約数ペア:

[(1, 27039640), (2, 13519820), (4, 6759910), (5, 5407928), (8, 3379955), (10, 2703964), (20, 1351982), (40, 675991), (71, 380840), (142, 190420), (284, 95210), (355, 76168), (568, 47605), (710, 38084), (1420, 19042), (2840, 9521)]