27708470

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{389}}^1\times {\mathrm{419}}^1$

素因数の和:832

約数の個数: 32

約数和(自身を含む): 53071200

約数和(自身を除く): 25362730

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 389, 419, 778, 838, 1945, 2095, 3890, 4190, 6613, 7123, 13226, 14246, 33065, 35615, 66130, 71230, 162991, 325982, 814955, 1629910, 2770847, 5541694, 13854235, 27708470]

約数ペア:

[(1, 27708470), (2, 13854235), (5, 5541694), (10, 2770847), (17, 1629910), (34, 814955), (85, 325982), (170, 162991), (389, 71230), (419, 66130), (778, 35615), (838, 33065), (1945, 14246), (2095, 13226), (3890, 7123), (4190, 6613)]