20076350560

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{2560759}}^1$

素因数の和:2560788

約数の個数: 72

約数和(自身を含む): 55174134960

約数和(自身を除く): 35097784400

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 392, 490, 560, 784, 980, 1120, 1568, 1960, 3920, 7840, 2560759, 5121518, 10243036, 12803795, 17925313, 20486072, 25607590, 35850626, 40972144, 51215180, 71701252, 81944288, 89626565, 102430360, 125477191, 143402504, 179253130, 204860720, 250954382, 286805008, 358506260, 409721440, 501908764, 573610016, 627385955, 717012520, 1003817528, 1254771910, 1434025040, 2007635056, 2509543820, 2868050080, 4015270112, 5019087640, 10038175280, 20076350560]

約数ペア:

[(1, 20076350560), (2, 10038175280), (4, 5019087640), (5, 4015270112), (7, 2868050080), (8, 2509543820), (10, 2007635056), (14, 1434025040), (16, 1254771910), (20, 1003817528), (28, 717012520), (32, 627385955), (35, 573610016), (40, 501908764), (49, 409721440), (56, 358506260), (70, 286805008), (80, 250954382), (98, 204860720), (112, 179253130), (140, 143402504), (160, 125477191), (196, 102430360), (224, 89626565), (245, 81944288), (280, 71701252), (392, 51215180), (490, 40972144), (560, 35850626), (784, 25607590), (980, 20486072), (1120, 17925313), (1568, 12803795), (1960, 10243036), (3920, 5121518), (7840, 2560759)]