20803922020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{3455801}}^1$

素因数の和:3455860

約数の個数: 48

約数和(自身を含む): 51090576768

約数和(自身を除く): 30286654748

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 43, 70, 86, 140, 172, 215, 301, 430, 602, 860, 1204, 1505, 3010, 6020, 3455801, 6911602, 13823204, 17279005, 24190607, 34558010, 48381214, 69116020, 96762428, 120953035, 148599443, 241906070, 297198886, 483812140, 594397772, 742997215, 1040196101, 1485994430, 2080392202, 2971988860, 4160784404, 5200980505, 10401961010, 20803922020]

約数ペア:

[(1, 20803922020), (2, 10401961010), (4, 5200980505), (5, 4160784404), (7, 2971988860), (10, 2080392202), (14, 1485994430), (20, 1040196101), (28, 742997215), (35, 594397772), (43, 483812140), (70, 297198886), (86, 241906070), (140, 148599443), (172, 120953035), (215, 96762428), (301, 69116020), (430, 48381214), (602, 34558010), (860, 24190607), (1204, 17279005), (1505, 13823204), (3010, 6911602), (6020, 3455801)]