140537120

素因数分解:

$2^5\times 5^1\times {\mathrm{881}}^1\times {\mathrm{997}}^1$

素因数の和:1893

約数の個数: 48

約数和(自身を含む): 332729208

約数和(自身を除く): 192192088

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 881, 997, 1762, 1994, 3524, 3988, 4405, 4985, 7048, 7976, 8810, 9970, 14096, 15952, 17620, 19940, 28192, 31904, 35240, 39880, 70480, 79760, 140960, 159520, 878357, 1756714, 3513428, 4391785, 7026856, 8783570, 14053712, 17567140, 28107424, 35134280, 70268560, 140537120]

約数ペア:

[(1, 140537120), (2, 70268560), (4, 35134280), (5, 28107424), (8, 17567140), (10, 14053712), (16, 8783570), (20, 7026856), (32, 4391785), (40, 3513428), (80, 1756714), (160, 878357), (881, 159520), (997, 140960), (1762, 79760), (1994, 70480), (3524, 39880), (3988, 35240), (4405, 31904), (4985, 28192), (7048, 19940), (7976, 17620), (8810, 15952), (9970, 14096)]