19369840

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{34589}}^1$

素因数の和:34609

約数の個数: 40

約数和(自身を含む): 51469920

約数和(自身を除く): 32100080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 34589, 69178, 138356, 172945, 242123, 276712, 345890, 484246, 553424, 691780, 968492, 1210615, 1383560, 1936984, 2421230, 2767120, 3873968, 4842460, 9684920, 19369840]

約数ペア:

[(1, 19369840), (2, 9684920), (4, 4842460), (5, 3873968), (7, 2767120), (8, 2421230), (10, 1936984), (14, 1383560), (16, 1210615), (20, 968492), (28, 691780), (35, 553424), (40, 484246), (56, 345890), (70, 276712), (80, 242123), (112, 172945), (140, 138356), (280, 69178), (560, 34589)]