16191660

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{421}}^1\times {\mathrm{641}}^1$

素因数の和:1074

約数の個数: 48

約数和(自身を含む): 45515232

約数和(自身を除く): 29323572

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 421, 641, 842, 1263, 1282, 1684, 1923, 2105, 2526, 2564, 3205, 3846, 4210, 5052, 6315, 6410, 7692, 8420, 9615, 12630, 12820, 19230, 25260, 38460, 269861, 539722, 809583, 1079444, 1349305, 1619166, 2698610, 3238332, 4047915, 5397220, 8095830, 16191660]

約数ペア:

[(1, 16191660), (2, 8095830), (3, 5397220), (4, 4047915), (5, 3238332), (6, 2698610), (10, 1619166), (12, 1349305), (15, 1079444), (20, 809583), (30, 539722), (60, 269861), (421, 38460), (641, 25260), (842, 19230), (1263, 12820), (1282, 12630), (1684, 9615), (1923, 8420), (2105, 7692), (2526, 6410), (2564, 6315), (3205, 5052), (3846, 4210)]