74705680

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{133403}}^1$

素因数の和:133423

約数の個数: 40

約数和(自身を含む): 198505152

約数和(自身を除く): 123799472

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 133403, 266806, 533612, 667015, 933821, 1067224, 1334030, 1867642, 2134448, 2668060, 3735284, 4669105, 5336120, 7470568, 9338210, 10672240, 14941136, 18676420, 37352840, 74705680]

約数ペア:

[(1, 74705680), (2, 37352840), (4, 18676420), (5, 14941136), (7, 10672240), (8, 9338210), (10, 7470568), (14, 5336120), (16, 4669105), (20, 3735284), (28, 2668060), (35, 2134448), (40, 1867642), (56, 1334030), (70, 1067224), (80, 933821), (112, 667015), (140, 533612), (280, 266806), (560, 133403)]