2861460520

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{1744793}}^1$

素因数の和:1744845

約数の個数: 32

約数和(自身を含む): 6595321320

約数和(自身を除く): 3733860800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 1744793, 3489586, 6979172, 8723965, 13958344, 17447930, 34895860, 69791720, 71536513, 143073026, 286146052, 357682565, 572292104, 715365130, 1430730260, 2861460520]

約数ペア:

[(1, 2861460520), (2, 1430730260), (4, 715365130), (5, 572292104), (8, 357682565), (10, 286146052), (20, 143073026), (40, 71536513), (41, 69791720), (82, 34895860), (164, 17447930), (205, 13958344), (328, 8723965), (410, 6979172), (820, 3489586), (1640, 1744793)]