240140690

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{89}}^1\times {\mathrm{6581}}^1$

素因数の和:6718

約数の個数: 32

約数和(自身を含む): 447839280

約数和(自身を除く): 207698590

約数列:

[1, 2, 5, 10, 41, 82, 89, 178, 205, 410, 445, 890, 3649, 6581, 7298, 13162, 18245, 32905, 36490, 65810, 269821, 539642, 585709, 1171418, 1349105, 2698210, 2928545, 5857090, 24014069, 48028138, 120070345, 240140690]

約数ペア:

[(1, 240140690), (2, 120070345), (5, 48028138), (10, 24014069), (41, 5857090), (82, 2928545), (89, 2698210), (178, 1349105), (205, 1171418), (410, 585709), (445, 539642), (890, 269821), (3649, 65810), (6581, 36490), (7298, 32905), (13162, 18245)]