2019909304

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{379}}^1\times {\mathrm{5009}}^1$

素因数の和:5420

約数の個数: 64

約数和(自身を含む): 4569120000

約数和(自身を除く): 2549210696

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 56, 76, 133, 152, 266, 379, 532, 758, 1064, 1516, 2653, 3032, 5009, 5306, 7201, 10018, 10612, 14402, 20036, 21224, 28804, 35063, 40072, 50407, 57608, 70126, 95171, 100814, 140252, 190342, 201628, 280504, 380684, 403256, 666197, 761368, 1332394, 1898411, 2664788, 3796822, 5329576, 7593644, 13288877, 15187288, 26577754, 36069809, 53155508, 72139618, 106311016, 144279236, 252488663, 288558472, 504977326, 1009954652, 2019909304]

約数ペア:

[(1, 2019909304), (2, 1009954652), (4, 504977326), (7, 288558472), (8, 252488663), (14, 144279236), (19, 106311016), (28, 72139618), (38, 53155508), (56, 36069809), (76, 26577754), (133, 15187288), (152, 13288877), (266, 7593644), (379, 5329576), (532, 3796822), (758, 2664788), (1064, 1898411), (1516, 1332394), (2653, 761368), (3032, 666197), (5009, 403256), (5306, 380684), (7201, 280504), (10018, 201628), (10612, 190342), (14402, 140252), (20036, 100814), (21224, 95171), (28804, 70126), (35063, 57608), (40072, 50407)]