71328880

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{127373}}^1$

素因数の和:127393

約数の個数: 40

約数和(自身を含む): 189532512

約数和(自身を除く): 118203632

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 127373, 254746, 509492, 636865, 891611, 1018984, 1273730, 1783222, 2037968, 2547460, 3566444, 4458055, 5094920, 7132888, 8916110, 10189840, 14265776, 17832220, 35664440, 71328880]

約数ペア:

[(1, 71328880), (2, 35664440), (4, 17832220), (5, 14265776), (7, 10189840), (8, 8916110), (10, 7132888), (14, 5094920), (16, 4458055), (20, 3566444), (28, 2547460), (35, 2037968), (40, 1783222), (56, 1273730), (70, 1018984), (80, 891611), (112, 636865), (140, 509492), (280, 254746), (560, 127373)]