27542240

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{15649}}^1$

素因数の和:15675

約数の個数: 48

約数和(自身を含む): 70988400

約数和(自身を除く): 43446160

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 160, 176, 220, 352, 440, 880, 1760, 15649, 31298, 62596, 78245, 125192, 156490, 172139, 250384, 312980, 344278, 500768, 625960, 688556, 860695, 1251920, 1377112, 1721390, 2503840, 2754224, 3442780, 5508448, 6885560, 13771120, 27542240]

約数ペア:

[(1, 27542240), (2, 13771120), (4, 6885560), (5, 5508448), (8, 3442780), (10, 2754224), (11, 2503840), (16, 1721390), (20, 1377112), (22, 1251920), (32, 860695), (40, 688556), (44, 625960), (55, 500768), (80, 344278), (88, 312980), (110, 250384), (160, 172139), (176, 156490), (220, 125192), (352, 78245), (440, 62596), (880, 31298), (1760, 15649)]