28284840

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{78569}}^1$

素因数の和:78586

約数の個数: 48

約数和(自身を含む): 91926900

約数和(自身を除く): 63642060

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 78569, 157138, 235707, 314276, 392845, 471414, 628552, 707121, 785690, 942828, 1178535, 1414242, 1571380, 1885656, 2357070, 2828484, 3142760, 3535605, 4714140, 5656968, 7071210, 9428280, 14142420, 28284840]

約数ペア:

[(1, 28284840), (2, 14142420), (3, 9428280), (4, 7071210), (5, 5656968), (6, 4714140), (8, 3535605), (9, 3142760), (10, 2828484), (12, 2357070), (15, 1885656), (18, 1571380), (20, 1414242), (24, 1178535), (30, 942828), (36, 785690), (40, 707121), (45, 628552), (60, 471414), (72, 392845), (90, 314276), (120, 235707), (180, 157138), (360, 78569)]