1641960

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{4561}}^1$

素因数の和:4578

約数の個数: 48

約数和(自身を含む): 5337540

約数和(自身を除く): 3695580

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, 4561, 9122, 13683, 18244, 22805, 27366, 36488, 41049, 45610, 54732, 68415, 82098, 91220, 109464, 136830, 164196, 182440, 205245, 273660, 328392, 410490, 547320, 820980, 1641960]

約数ペア:

[(1, 1641960), (2, 820980), (3, 547320), (4, 410490), (5, 328392), (6, 273660), (8, 205245), (9, 182440), (10, 164196), (12, 136830), (15, 109464), (18, 91220), (20, 82098), (24, 68415), (30, 54732), (36, 45610), (40, 41049), (45, 36488), (60, 27366), (72, 22805), (90, 18244), (120, 13683), (180, 9122), (360, 4561)]