19483920

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{27061}}^1$

素因数の和:27080

約数の個数: 60

約数和(自身を含む): 65435916

約数和(自身を除く): 45951996

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 27061, 54122, 81183, 108244, 135305, 162366, 216488, 243549, 270610, 324732, 405915, 432976, 487098, 541220, 649464, 811830, 974196, 1082440, 1217745, 1298928, 1623660, 1948392, 2164880, 2435490, 3247320, 3896784, 4870980, 6494640, 9741960, 19483920]

約数ペア:

[(1, 19483920), (2, 9741960), (3, 6494640), (4, 4870980), (5, 3896784), (6, 3247320), (8, 2435490), (9, 2164880), (10, 1948392), (12, 1623660), (15, 1298928), (16, 1217745), (18, 1082440), (20, 974196), (24, 811830), (30, 649464), (36, 541220), (40, 487098), (45, 432976), (48, 405915), (60, 324732), (72, 270610), (80, 243549), (90, 216488), (120, 162366), (144, 135305), (180, 108244), (240, 81183), (360, 54122), (720, 27061)]