2006880064

素因数分解:

$2^6\times 7^2\times {\mathrm{639949}}^1$

素因数の和:639975

約数の個数: 42

約数和(自身を含む): 4632598050

約数和(自身を除く): 2625717986

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 98, 112, 196, 224, 392, 448, 784, 1568, 3136, 639949, 1279898, 2559796, 4479643, 5119592, 8959286, 10239184, 17918572, 20478368, 31357501, 35837144, 40956736, 62715002, 71674288, 125430004, 143348576, 250860008, 286697152, 501720016, 1003440032, 2006880064]

約数ペア:

[(1, 2006880064), (2, 1003440032), (4, 501720016), (7, 286697152), (8, 250860008), (14, 143348576), (16, 125430004), (28, 71674288), (32, 62715002), (49, 40956736), (56, 35837144), (64, 31357501), (98, 20478368), (112, 17918572), (196, 10239184), (224, 8959286), (392, 5119592), (448, 4479643), (784, 2559796), (1568, 1279898), (3136, 639949)]