30777320

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{109919}}^1$

素因数の和:109937

約数の個数: 32

約数和(自身を含む): 79142400

約数和(自身を除く): 48365080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 109919, 219838, 439676, 549595, 769433, 879352, 1099190, 1538866, 2198380, 3077732, 3847165, 4396760, 6155464, 7694330, 15388660, 30777320]

約数ペア:

[(1, 30777320), (2, 15388660), (4, 7694330), (5, 6155464), (7, 4396760), (8, 3847165), (10, 3077732), (14, 2198380), (20, 1538866), (28, 1099190), (35, 879352), (40, 769433), (56, 549595), (70, 439676), (140, 219838), (280, 109919)]