140927920

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{35951}}^1$

素因数の和:35978

約数の個数: 60

約数和(自身を含む): 381163104

約数和(自身を除く): 240235184

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 392, 490, 560, 784, 980, 1960, 3920, 35951, 71902, 143804, 179755, 251657, 287608, 359510, 503314, 575216, 719020, 1006628, 1258285, 1438040, 1761599, 2013256, 2516570, 2876080, 3523198, 4026512, 5033140, 7046396, 8807995, 10066280, 14092792, 17615990, 20132560, 28185584, 35231980, 70463960, 140927920]

約数ペア:

[(1, 140927920), (2, 70463960), (4, 35231980), (5, 28185584), (7, 20132560), (8, 17615990), (10, 14092792), (14, 10066280), (16, 8807995), (20, 7046396), (28, 5033140), (35, 4026512), (40, 3523198), (49, 2876080), (56, 2516570), (70, 2013256), (80, 1761599), (98, 1438040), (112, 1258285), (140, 1006628), (196, 719020), (245, 575216), (280, 503314), (392, 359510), (490, 287608), (560, 251657), (784, 179755), (980, 143804), (1960, 71902), (3920, 35951)]