1882760

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{389}}^1$

素因数の和:422

約数の個数: 48

約数和(自身を含む): 4668300

約数和(自身を除く): 2785540

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 121, 220, 242, 389, 440, 484, 605, 778, 968, 1210, 1556, 1945, 2420, 3112, 3890, 4279, 4840, 7780, 8558, 15560, 17116, 21395, 34232, 42790, 47069, 85580, 94138, 171160, 188276, 235345, 376552, 470690, 941380, 1882760]

約数ペア:

[(1, 1882760), (2, 941380), (4, 470690), (5, 376552), (8, 235345), (10, 188276), (11, 171160), (20, 94138), (22, 85580), (40, 47069), (44, 42790), (55, 34232), (88, 21395), (110, 17116), (121, 15560), (220, 8558), (242, 7780), (389, 4840), (440, 4279), (484, 3890), (605, 3112), (778, 2420), (968, 1945), (1210, 1556)]