20604390

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{7717}}^1$

素因数の和:7816

約数の個数: 32

約数和(自身を含む): 50012640

約数和(自身を除く): 29408250

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 89, 178, 267, 445, 534, 890, 1335, 2670, 7717, 15434, 23151, 38585, 46302, 77170, 115755, 231510, 686813, 1373626, 2060439, 3434065, 4120878, 6868130, 10302195, 20604390]

約数ペア:

[(1, 20604390), (2, 10302195), (3, 6868130), (5, 4120878), (6, 3434065), (10, 2060439), (15, 1373626), (30, 686813), (89, 231510), (178, 115755), (267, 77170), (445, 46302), (534, 38585), (890, 23151), (1335, 15434), (2670, 7717)]