2016280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{379}}^1$

素因数の和:416

約数の個数: 64

約数和(自身を含む): 5472000

約数和(自身を除く): 3455720

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 28, 35, 38, 40, 56, 70, 76, 95, 133, 140, 152, 190, 266, 280, 379, 380, 532, 665, 758, 760, 1064, 1330, 1516, 1895, 2653, 2660, 3032, 3790, 5306, 5320, 7201, 7580, 10612, 13265, 14402, 15160, 21224, 26530, 28804, 36005, 50407, 53060, 57608, 72010, 100814, 106120, 144020, 201628, 252035, 288040, 403256, 504070, 1008140, 2016280]

約数ペア:

[(1, 2016280), (2, 1008140), (4, 504070), (5, 403256), (7, 288040), (8, 252035), (10, 201628), (14, 144020), (19, 106120), (20, 100814), (28, 72010), (35, 57608), (38, 53060), (40, 50407), (56, 36005), (70, 28804), (76, 26530), (95, 21224), (133, 15160), (140, 14402), (152, 13265), (190, 10612), (266, 7580), (280, 7201), (379, 5320), (380, 5306), (532, 3790), (665, 3032), (758, 2660), (760, 2653), (1064, 1895), (1330, 1516)]