2019435220

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1487}}^1\times {\mathrm{6173}}^1$

素因数の和:7680

約数の個数: 48

約数和(自身を含む): 4630203648

約数和(自身を除く): 2610768428

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 1487, 2974, 5948, 6173, 7435, 12346, 14870, 16357, 24692, 29740, 30865, 32714, 61730, 65428, 67903, 81785, 123460, 135806, 163570, 271612, 327140, 339515, 679030, 1358060, 9179251, 18358502, 36717004, 45896255, 91792510, 100971761, 183585020, 201943522, 403887044, 504858805, 1009717610, 2019435220]

約数ペア:

[(1, 2019435220), (2, 1009717610), (4, 504858805), (5, 403887044), (10, 201943522), (11, 183585020), (20, 100971761), (22, 91792510), (44, 45896255), (55, 36717004), (110, 18358502), (220, 9179251), (1487, 1358060), (2974, 679030), (5948, 339515), (6173, 327140), (7435, 271612), (12346, 163570), (14870, 135806), (16357, 123460), (24692, 81785), (29740, 67903), (30865, 65428), (32714, 61730)]