40905385

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1\times {\mathrm{193}}^1$

素因数の和:337

約数の個数: 32

約数和(自身を含む): 54754560

約数和(自身を除く): 13849175

約数列:

[1, 5, 19, 23, 95, 97, 115, 193, 437, 485, 965, 1843, 2185, 2231, 3667, 4439, 9215, 11155, 18335, 18721, 22195, 42389, 84341, 93605, 211945, 355699, 421705, 430583, 1778495, 2152915, 8181077, 40905385]

約数ペア:

[(1, 40905385), (5, 8181077), (19, 2152915), (23, 1778495), (95, 430583), (97, 421705), (115, 355699), (193, 211945), (437, 93605), (485, 84341), (965, 42389), (1843, 22195), (2185, 18721), (2231, 18335), (3667, 11155), (4439, 9215)]