1749676840

素因数分解:

$2^3\times 5^1\times {\mathrm{107}}^1\times {\mathrm{408803}}^1$

素因数の和:408921

約数の個数: 32

約数和(自身を含む): 3973574880

約数和(自身を除く): 2223898040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 107, 214, 428, 535, 856, 1070, 2140, 4280, 408803, 817606, 1635212, 2044015, 3270424, 4088030, 8176060, 16352120, 43741921, 87483842, 174967684, 218709605, 349935368, 437419210, 874838420, 1749676840]

約数ペア:

[(1, 1749676840), (2, 874838420), (4, 437419210), (5, 349935368), (8, 218709605), (10, 174967684), (20, 87483842), (40, 43741921), (107, 16352120), (214, 8176060), (428, 4088030), (535, 3270424), (856, 2044015), (1070, 1635212), (2140, 817606), (4280, 408803)]