2013197300

素因数分解:

$2^2\times 5^2\times {\mathrm{109}}^1\times {\mathrm{191}}^1\times {\mathrm{967}}^1$

素因数の和:1281

約数の個数: 72

約数和(自身を含む): 4436382720

約数和(自身を除く): 2423185420

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 109, 191, 218, 382, 436, 545, 764, 955, 967, 1090, 1910, 1934, 2180, 2725, 3820, 3868, 4775, 4835, 5450, 9550, 9670, 10900, 19100, 19340, 20819, 24175, 41638, 48350, 83276, 96700, 104095, 105403, 184697, 208190, 210806, 369394, 416380, 421612, 520475, 527015, 738788, 923485, 1040950, 1054030, 1846970, 2081900, 2108060, 2635075, 3693940, 4617425, 5270150, 9234850, 10540300, 18469700, 20131973, 40263946, 80527892, 100659865, 201319730, 402639460, 503299325, 1006598650, 2013197300]

約数ペア:

[(1, 2013197300), (2, 1006598650), (4, 503299325), (5, 402639460), (10, 201319730), (20, 100659865), (25, 80527892), (50, 40263946), (100, 20131973), (109, 18469700), (191, 10540300), (218, 9234850), (382, 5270150), (436, 4617425), (545, 3693940), (764, 2635075), (955, 2108060), (967, 2081900), (1090, 1846970), (1910, 1054030), (1934, 1040950), (2180, 923485), (2725, 738788), (3820, 527015), (3868, 520475), (4775, 421612), (4835, 416380), (5450, 369394), (9550, 210806), (9670, 208190), (10900, 184697), (19100, 105403), (19340, 104095), (20819, 96700), (24175, 83276), (41638, 48350)]