20199873320

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{45908803}}^1$

素因数の和:45908825

約数の個数: 32

約数和(自身を含む): 49581508320

約数和(自身を除く): 29381635000

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 45908803, 91817606, 183635212, 229544015, 367270424, 459088030, 504996833, 918176060, 1009993666, 1836352120, 2019987332, 2524984165, 4039974664, 5049968330, 10099936660, 20199873320]

約数ペア:

[(1, 20199873320), (2, 10099936660), (4, 5049968330), (5, 4039974664), (8, 2524984165), (10, 2019987332), (11, 1836352120), (20, 1009993666), (22, 918176060), (40, 504996833), (44, 459088030), (55, 367270424), (88, 229544015), (110, 183635212), (220, 91817606), (440, 45908803)]