69123440

素因数分解:

$2^4\times 5^1\times {\mathrm{109}}^1\times {\mathrm{7927}}^1$

素因数の和:8049

約数の個数: 40

約数和(自身を含む): 162206880

約数和(自身を除く): 93083440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 109, 218, 436, 545, 872, 1090, 1744, 2180, 4360, 7927, 8720, 15854, 31708, 39635, 63416, 79270, 126832, 158540, 317080, 634160, 864043, 1728086, 3456172, 4320215, 6912344, 8640430, 13824688, 17280860, 34561720, 69123440]

約数ペア:

[(1, 69123440), (2, 34561720), (4, 17280860), (5, 13824688), (8, 8640430), (10, 6912344), (16, 4320215), (20, 3456172), (40, 1728086), (80, 864043), (109, 634160), (218, 317080), (436, 158540), (545, 126832), (872, 79270), (1090, 63416), (1744, 39635), (2180, 31708), (4360, 15854), (7927, 8720)]