1330862920

素因数分解:

$2^3\times 5^1\times {\mathrm{1823}}^1\times {\mathrm{18251}}^1$

素因数の和:20085

約数の個数: 32

約数和(自身を含む): 2996248320

約数和(自身を除く): 1665385400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1823, 3646, 7292, 9115, 14584, 18230, 18251, 36460, 36502, 72920, 73004, 91255, 146008, 182510, 365020, 730040, 33271573, 66543146, 133086292, 166357865, 266172584, 332715730, 665431460, 1330862920]

約数ペア:

[(1, 1330862920), (2, 665431460), (4, 332715730), (5, 266172584), (8, 166357865), (10, 133086292), (20, 66543146), (40, 33271573), (1823, 730040), (3646, 365020), (7292, 182510), (9115, 146008), (14584, 91255), (18230, 73004), (18251, 72920), (36460, 36502)]