142021040

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{253609}}^1$

素因数の和:253629

約数の個数: 40

約数和(自身を含む): 377371680

約数和(自身を除く): 235350640

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 253609, 507218, 1014436, 1268045, 1775263, 2028872, 2536090, 3550526, 4057744, 5072180, 7101052, 8876315, 10144360, 14202104, 17752630, 20288720, 28404208, 35505260, 71010520, 142021040]

約数ペア:

[(1, 142021040), (2, 71010520), (4, 35505260), (5, 28404208), (7, 20288720), (8, 17752630), (10, 14202104), (14, 10144360), (16, 8876315), (20, 7101052), (28, 5072180), (35, 4057744), (40, 3550526), (56, 2536090), (70, 2028872), (80, 1775263), (112, 1268045), (140, 1014436), (280, 507218), (560, 253609)]