27139970

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{18979}}^1$

素因数の和:19010

約数の個数: 32

約数和(自身を含む): 57395520

約数和(自身を除く): 30255550

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 55, 65, 110, 130, 143, 286, 715, 1430, 18979, 37958, 94895, 189790, 208769, 246727, 417538, 493454, 1043845, 1233635, 2087690, 2467270, 2713997, 5427994, 13569985, 27139970]

約数ペア:

[(1, 27139970), (2, 13569985), (5, 5427994), (10, 2713997), (11, 2467270), (13, 2087690), (22, 1233635), (26, 1043845), (55, 493454), (65, 417538), (110, 246727), (130, 208769), (143, 189790), (286, 94895), (715, 37958), (1430, 18979)]