74317040

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{132709}}^1$

素因数の和:132729

約数の個数: 40

約数和(自身を含む): 197472480

約数和(自身を除く): 123155440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 132709, 265418, 530836, 663545, 928963, 1061672, 1327090, 1857926, 2123344, 2654180, 3715852, 4644815, 5308360, 7431704, 9289630, 10616720, 14863408, 18579260, 37158520, 74317040]

約数ペア:

[(1, 74317040), (2, 37158520), (4, 18579260), (5, 14863408), (7, 10616720), (8, 9289630), (10, 7431704), (14, 5308360), (16, 4644815), (20, 3715852), (28, 2654180), (35, 2123344), (40, 1857926), (56, 1327090), (70, 1061672), (80, 928963), (112, 663545), (140, 530836), (280, 265418), (560, 132709)]