30007240

素因数分解:

$2^3\times 5^1\times {\mathrm{89}}^1\times {\mathrm{8429}}^1$

素因数の和:8529

約数の個数: 32

約数和(自身を含む): 68283000

約数和(自身を除く): 38275760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 89, 178, 356, 445, 712, 890, 1780, 3560, 8429, 16858, 33716, 42145, 67432, 84290, 168580, 337160, 750181, 1500362, 3000724, 3750905, 6001448, 7501810, 15003620, 30007240]

約数ペア:

[(1, 30007240), (2, 15003620), (4, 7501810), (5, 6001448), (8, 3750905), (10, 3000724), (20, 1500362), (40, 750181), (89, 337160), (178, 168580), (356, 84290), (445, 67432), (712, 42145), (890, 33716), (1780, 16858), (3560, 8429)]