20754900

素因数分解:

$2^2\times 3^3\times 5^2\times {\mathrm{7687}}^1$

素因数の和:7710

約数の個数: 72

約数和(自身を含む): 66731840

約数和(自身を除く): 45976940

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 27, 30, 36, 45, 50, 54, 60, 75, 90, 100, 108, 135, 150, 180, 225, 270, 300, 450, 540, 675, 900, 1350, 2700, 7687, 15374, 23061, 30748, 38435, 46122, 69183, 76870, 92244, 115305, 138366, 153740, 192175, 207549, 230610, 276732, 345915, 384350, 415098, 461220, 576525, 691830, 768700, 830196, 1037745, 1153050, 1383660, 1729575, 2075490, 2306100, 3459150, 4150980, 5188725, 6918300, 10377450, 20754900]

約数ペア:

[(1, 20754900), (2, 10377450), (3, 6918300), (4, 5188725), (5, 4150980), (6, 3459150), (9, 2306100), (10, 2075490), (12, 1729575), (15, 1383660), (18, 1153050), (20, 1037745), (25, 830196), (27, 768700), (30, 691830), (36, 576525), (45, 461220), (50, 415098), (54, 384350), (60, 345915), (75, 276732), (90, 230610), (100, 207549), (108, 192175), (135, 153740), (150, 138366), (180, 115305), (225, 92244), (270, 76870), (300, 69183), (450, 46122), (540, 38435), (675, 30748), (900, 23061), (1350, 15374), (2700, 7687)]