2912220980

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{3551489}}^1$

素因数の和:3551539

約数の個数: 24

約数和(自身を含む): 6264828360

約数和(自身を除く): 3352607380

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 3551489, 7102978, 14205956, 17757445, 35514890, 71029780, 145611049, 291222098, 582444196, 728055245, 1456110490, 2912220980]

約数ペア:

[(1, 2912220980), (2, 1456110490), (4, 728055245), (5, 582444196), (10, 291222098), (20, 145611049), (41, 71029780), (82, 35514890), (164, 17757445), (205, 14205956), (410, 7102978), (820, 3551489)]