2074668820

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{1451}}^1\times {\mathrm{1459}}^1$

素因数の和:2933

約数の個数: 72

約数和(自身を含む): 5075088480

約数和(自身を除く): 3000419660

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 1451, 1459, 2902, 2918, 5804, 5836, 7255, 7295, 10157, 10213, 14510, 14590, 20314, 20426, 29020, 29180, 40628, 40852, 50785, 51065, 71099, 71491, 101570, 102130, 142198, 142982, 203140, 204260, 284396, 285964, 355495, 357455, 710990, 714910, 1421980, 1429820, 2117009, 4234018, 8468036, 10585045, 14819063, 21170090, 29638126, 42340180, 59276252, 74095315, 103733441, 148190630, 207466882, 296381260, 414933764, 518667205, 1037334410, 2074668820]

約数ペア:

[(1, 2074668820), (2, 1037334410), (4, 518667205), (5, 414933764), (7, 296381260), (10, 207466882), (14, 148190630), (20, 103733441), (28, 74095315), (35, 59276252), (49, 42340180), (70, 29638126), (98, 21170090), (140, 14819063), (196, 10585045), (245, 8468036), (490, 4234018), (980, 2117009), (1451, 1429820), (1459, 1421980), (2902, 714910), (2918, 710990), (5804, 357455), (5836, 355495), (7255, 285964), (7295, 284396), (10157, 204260), (10213, 203140), (14510, 142982), (14590, 142198), (20314, 102130), (20426, 101570), (29020, 71491), (29180, 71099), (40628, 51065), (40852, 50785)]