661524920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{2362589}}^1$

素因数の和:2362607

約数の個数: 32

約数和(自身を含む): 1701064800

約数和(自身を除く): 1039539880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 2362589, 4725178, 9450356, 11812945, 16538123, 18900712, 23625890, 33076246, 47251780, 66152492, 82690615, 94503560, 132304984, 165381230, 330762460, 661524920]

約数ペア:

[(1, 661524920), (2, 330762460), (4, 165381230), (5, 132304984), (7, 94503560), (8, 82690615), (10, 66152492), (14, 47251780), (20, 33076246), (28, 23625890), (35, 18900712), (40, 16538123), (56, 11812945), (70, 9450356), (140, 4725178), (280, 2362589)]