74968880

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{133873}}^1$

素因数の和:133893

約数の個数: 40

約数和(自身を含む): 199204512

約数和(自身を除く): 124235632

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 133873, 267746, 535492, 669365, 937111, 1070984, 1338730, 1874222, 2141968, 2677460, 3748444, 4685555, 5354920, 7496888, 9371110, 10709840, 14993776, 18742220, 37484440, 74968880]

約数ペア:

[(1, 74968880), (2, 37484440), (4, 18742220), (5, 14993776), (7, 10709840), (8, 9371110), (10, 7496888), (14, 5354920), (16, 4685555), (20, 3748444), (28, 2677460), (35, 2141968), (40, 1874222), (56, 1338730), (70, 1070984), (80, 937111), (112, 669365), (140, 535492), (280, 267746), (560, 133873)]