1089004

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1$

素因数の和:142

約数の個数: 48

約数和(自身を含む): 2419200

約数和(自身を除く): 1330196

約数列:

[1, 2, 4, 7, 14, 19, 23, 28, 38, 46, 76, 89, 92, 133, 161, 178, 266, 322, 356, 437, 532, 623, 644, 874, 1246, 1691, 1748, 2047, 2492, 3059, 3382, 4094, 6118, 6764, 8188, 11837, 12236, 14329, 23674, 28658, 38893, 47348, 57316, 77786, 155572, 272251, 544502, 1089004]

約数ペア:

[(1, 1089004), (2, 544502), (4, 272251), (7, 155572), (14, 77786), (19, 57316), (23, 47348), (28, 38893), (38, 28658), (46, 23674), (76, 14329), (89, 12236), (92, 11837), (133, 8188), (161, 6764), (178, 6118), (266, 4094), (322, 3382), (356, 3059), (437, 2492), (532, 2047), (623, 1748), (644, 1691), (874, 1246)]