210901040

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{376609}}^1$

素因数の和:376629

約数の個数: 40

約数和(自身を含む): 560395680

約数和(自身を除く): 349494640

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 376609, 753218, 1506436, 1883045, 2636263, 3012872, 3766090, 5272526, 6025744, 7532180, 10545052, 13181315, 15064360, 21090104, 26362630, 30128720, 42180208, 52725260, 105450520, 210901040]

約数ペア:

[(1, 210901040), (2, 105450520), (4, 52725260), (5, 42180208), (7, 30128720), (8, 26362630), (10, 21090104), (14, 15064360), (16, 13181315), (20, 10545052), (28, 7532180), (35, 6025744), (40, 5272526), (56, 3766090), (70, 3012872), (80, 2636263), (112, 1883045), (140, 1506436), (280, 753218), (560, 376609)]