40642630

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{20021}}^1$

素因数の和:20064

約数の個数: 32

約数和(自身を含む): 86495040

約数和(自身を除く): 45852410

約数列:

[1, 2, 5, 7, 10, 14, 29, 35, 58, 70, 145, 203, 290, 406, 1015, 2030, 20021, 40042, 100105, 140147, 200210, 280294, 580609, 700735, 1161218, 1401470, 2903045, 4064263, 5806090, 8128526, 20321315, 40642630]

約数ペア:

[(1, 40642630), (2, 20321315), (5, 8128526), (7, 5806090), (10, 4064263), (14, 2903045), (29, 1401470), (35, 1161218), (58, 700735), (70, 580609), (145, 280294), (203, 200210), (290, 140147), (406, 100105), (1015, 40042), (2030, 20021)]