2974180

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{1229}}^1$

素因数の和:1260

約数の個数: 36

約数和(自身を含む): 6870780

約数和(自身を除く): 3896600

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 121, 220, 242, 484, 605, 1210, 1229, 2420, 2458, 4916, 6145, 12290, 13519, 24580, 27038, 54076, 67595, 135190, 148709, 270380, 297418, 594836, 743545, 1487090, 2974180]

約数ペア:

[(1, 2974180), (2, 1487090), (4, 743545), (5, 594836), (10, 297418), (11, 270380), (20, 148709), (22, 135190), (44, 67595), (55, 54076), (110, 27038), (121, 24580), (220, 13519), (242, 12290), (484, 6145), (605, 4916), (1210, 2458), (1229, 2420)]