9664566920

素因数分解:

$2^3\times 5^1\times {\mathrm{131}}^1\times {\mathrm{1844383}}^1$

素因数の和:1844525

約数の個数: 32

約数和(自身を含む): 21911281920

約数和(自身を除く): 12246715000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 131, 262, 524, 655, 1048, 1310, 2620, 5240, 1844383, 3688766, 7377532, 9221915, 14755064, 18443830, 36887660, 73775320, 241614173, 483228346, 966456692, 1208070865, 1932913384, 2416141730, 4832283460, 9664566920]

約数ペア:

[(1, 9664566920), (2, 4832283460), (4, 2416141730), (5, 1932913384), (8, 1208070865), (10, 966456692), (20, 483228346), (40, 241614173), (131, 73775320), (262, 36887660), (524, 18443830), (655, 14755064), (1048, 9221915), (1310, 7377532), (2620, 3688766), (5240, 1844383)]