2019956020

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{277}}^1\times {\mathrm{8893}}^1$

素因数の和:9220

約数の個数: 48

約数和(自身を含む): 4361546448

約数和(自身を除く): 2341590428

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 277, 410, 554, 820, 1108, 1385, 2770, 5540, 8893, 11357, 17786, 22714, 35572, 44465, 45428, 56785, 88930, 113570, 177860, 227140, 364613, 729226, 1458452, 1823065, 2463361, 3646130, 4926722, 7292260, 9853444, 12316805, 24633610, 49267220, 100997801, 201995602, 403991204, 504989005, 1009978010, 2019956020]

約数ペア:

[(1, 2019956020), (2, 1009978010), (4, 504989005), (5, 403991204), (10, 201995602), (20, 100997801), (41, 49267220), (82, 24633610), (164, 12316805), (205, 9853444), (277, 7292260), (410, 4926722), (554, 3646130), (820, 2463361), (1108, 1823065), (1385, 1458452), (2770, 729226), (5540, 364613), (8893, 227140), (11357, 177860), (17786, 113570), (22714, 88930), (35572, 56785), (44465, 45428)]