2086160

素因数分解:

$2^4\times 5^1\times {\mathrm{89}}^1\times {\mathrm{293}}^1$

素因数の和:395

約数の個数: 40

約数和(自身を含む): 4921560

約数和(自身を除く): 2835400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 89, 178, 293, 356, 445, 586, 712, 890, 1172, 1424, 1465, 1780, 2344, 2930, 3560, 4688, 5860, 7120, 11720, 23440, 26077, 52154, 104308, 130385, 208616, 260770, 417232, 521540, 1043080, 2086160]

約数ペア:

[(1, 2086160), (2, 1043080), (4, 521540), (5, 417232), (8, 260770), (10, 208616), (16, 130385), (20, 104308), (40, 52154), (80, 26077), (89, 23440), (178, 11720), (293, 7120), (356, 5860), (445, 4688), (586, 3560), (712, 2930), (890, 2344), (1172, 1780), (1424, 1465)]