30720227318

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{531547}}^1$

素因数の和:531668

約数の個数: 32

約数和(自身を含む): 52355351808

約数和(自身を除く): 21635124490

約数列:

[1, 2, 11, 22, 37, 71, 74, 142, 407, 781, 814, 1562, 2627, 5254, 28897, 57794, 531547, 1063094, 5847017, 11694034, 19667239, 37739837, 39334478, 75479674, 216339629, 415138207, 432679258, 830276414, 1396373969, 2792747938, 15360113659, 30720227318]

約数ペア:

[(1, 30720227318), (2, 15360113659), (11, 2792747938), (22, 1396373969), (37, 830276414), (71, 432679258), (74, 415138207), (142, 216339629), (407, 75479674), (781, 39334478), (814, 37739837), (1562, 19667239), (2627, 11694034), (5254, 5847017), (28897, 1063094), (57794, 531547)]