1940540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{167}}^1$

素因数の和:266

約数の個数: 48

約数和(自身を含む): 4741632

約数和(自身を除く): 2801092

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 83, 140, 166, 167, 332, 334, 415, 581, 668, 830, 835, 1162, 1169, 1660, 1670, 2324, 2338, 2905, 3340, 4676, 5810, 5845, 11620, 11690, 13861, 23380, 27722, 55444, 69305, 97027, 138610, 194054, 277220, 388108, 485135, 970270, 1940540]

約数ペア:

[(1, 1940540), (2, 970270), (4, 485135), (5, 388108), (7, 277220), (10, 194054), (14, 138610), (20, 97027), (28, 69305), (35, 55444), (70, 27722), (83, 23380), (140, 13861), (166, 11690), (167, 11620), (332, 5845), (334, 5810), (415, 4676), (581, 3340), (668, 2905), (830, 2338), (835, 2324), (1162, 1670), (1169, 1660)]