201948040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{721243}}^1$

素因数の和:721261

約数の個数: 32

約数和(自身を含む): 519295680

約数和(自身を除く): 317347640

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 721243, 1442486, 2884972, 3606215, 5048701, 5769944, 7212430, 10097402, 14424860, 20194804, 25243505, 28849720, 40389608, 50487010, 100974020, 201948040]

約数ペア:

[(1, 201948040), (2, 100974020), (4, 50487010), (5, 40389608), (7, 28849720), (8, 25243505), (10, 20194804), (14, 14424860), (20, 10097402), (28, 7212430), (35, 5769944), (40, 5048701), (56, 3606215), (70, 2884972), (140, 1442486), (280, 721243)]