56919990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{26723}}^1$

素因数の和:26804

約数の個数: 32

約数和(自身を含む): 138537216

約数和(自身を除く): 81617226

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 71, 142, 213, 355, 426, 710, 1065, 2130, 26723, 53446, 80169, 133615, 160338, 267230, 400845, 801690, 1897333, 3794666, 5691999, 9486665, 11383998, 18973330, 28459995, 56919990]

約数ペア:

[(1, 56919990), (2, 28459995), (3, 18973330), (5, 11383998), (6, 9486665), (10, 5691999), (15, 3794666), (30, 1897333), (71, 801690), (142, 400845), (213, 267230), (355, 160338), (426, 133615), (710, 80169), (1065, 53446), (2130, 26723)]