40220240

素因数分解:

$2^4\times 5^1\times {\mathrm{251}}^1\times {\mathrm{2003}}^1$

素因数の和:2267

約数の個数: 40

約数和(自身を含む): 93931488

約数和(自身を除く): 53711248

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 251, 502, 1004, 1255, 2003, 2008, 2510, 4006, 4016, 5020, 8012, 10015, 10040, 16024, 20030, 20080, 32048, 40060, 80120, 160240, 502753, 1005506, 2011012, 2513765, 4022024, 5027530, 8044048, 10055060, 20110120, 40220240]

約数ペア:

[(1, 40220240), (2, 20110120), (4, 10055060), (5, 8044048), (8, 5027530), (10, 4022024), (16, 2513765), (20, 2011012), (40, 1005506), (80, 502753), (251, 160240), (502, 80120), (1004, 40060), (1255, 32048), (2003, 20080), (2008, 20030), (2510, 16024), (4006, 10040), (4016, 10015), (5020, 8012)]