1911240

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{5309}}^1$

素因数の和:5326

約数の個数: 48

約数和(自身を含む): 6212700

約数和(自身を除く): 4301460

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, 5309, 10618, 15927, 21236, 26545, 31854, 42472, 47781, 53090, 63708, 79635, 95562, 106180, 127416, 159270, 191124, 212360, 238905, 318540, 382248, 477810, 637080, 955620, 1911240]

約数ペア:

[(1, 1911240), (2, 955620), (3, 637080), (4, 477810), (5, 382248), (6, 318540), (8, 238905), (9, 212360), (10, 191124), (12, 159270), (15, 127416), (18, 106180), (20, 95562), (24, 79635), (30, 63708), (36, 53090), (40, 47781), (45, 42472), (60, 31854), (72, 26545), (90, 21236), (120, 15927), (180, 10618), (360, 5309)]