214930820

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{63589}}^1$

素因数の和:63624

約数の個数: 36

約数和(自身を含む): 488752740

約数和(自身を除く): 273821920

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 169, 260, 338, 676, 845, 1690, 3380, 63589, 127178, 254356, 317945, 635890, 826657, 1271780, 1653314, 3306628, 4133285, 8266570, 10746541, 16533140, 21493082, 42986164, 53732705, 107465410, 214930820]

約数ペア:

[(1, 214930820), (2, 107465410), (4, 53732705), (5, 42986164), (10, 21493082), (13, 16533140), (20, 10746541), (26, 8266570), (52, 4133285), (65, 3306628), (130, 1653314), (169, 1271780), (260, 826657), (338, 635890), (676, 317945), (845, 254356), (1690, 127178), (3380, 63589)]