19265680

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{34403}}^1$

素因数の和:34423

約数の個数: 40

約数和(自身を含む): 51193152

約数和(自身を除く): 31927472

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 34403, 68806, 137612, 172015, 240821, 275224, 344030, 481642, 550448, 688060, 963284, 1204105, 1376120, 1926568, 2408210, 2752240, 3853136, 4816420, 9632840, 19265680]

約数ペア:

[(1, 19265680), (2, 9632840), (4, 4816420), (5, 3853136), (7, 2752240), (8, 2408210), (10, 1926568), (14, 1376120), (16, 1204105), (20, 963284), (28, 688060), (35, 550448), (40, 481642), (56, 344030), (70, 275224), (80, 240821), (112, 172015), (140, 137612), (280, 68806), (560, 34403)]