2087133040

素因数分解:

$2^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{367453}}^1$

素因数の和:367537

約数の個数: 40

約数和(自身を含む): 4920943968

約数和(自身を除く): 2833810928

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 71, 80, 142, 284, 355, 568, 710, 1136, 1420, 2840, 5680, 367453, 734906, 1469812, 1837265, 2939624, 3674530, 5879248, 7349060, 14698120, 26089163, 29396240, 52178326, 104356652, 130445815, 208713304, 260891630, 417426608, 521783260, 1043566520, 2087133040]

約数ペア:

[(1, 2087133040), (2, 1043566520), (4, 521783260), (5, 417426608), (8, 260891630), (10, 208713304), (16, 130445815), (20, 104356652), (40, 52178326), (71, 29396240), (80, 26089163), (142, 14698120), (284, 7349060), (355, 5879248), (568, 3674530), (710, 2939624), (1136, 1837265), (1420, 1469812), (2840, 734906), (5680, 367453)]