2693143640

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{6120781}}^1$

素因数の和:6120803

約数の個数: 32

約数和(自身を含む): 6610444560

約数和(自身を除く): 3917300920

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 6120781, 12241562, 24483124, 30603905, 48966248, 61207810, 67328591, 122415620, 134657182, 244831240, 269314364, 336642955, 538628728, 673285910, 1346571820, 2693143640]

約数ペア:

[(1, 2693143640), (2, 1346571820), (4, 673285910), (5, 538628728), (8, 336642955), (10, 269314364), (11, 244831240), (20, 134657182), (22, 122415620), (40, 67328591), (44, 61207810), (55, 48966248), (88, 30603905), (110, 24483124), (220, 12241562), (440, 6120781)]