2018641930

素因数分解:

$2^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{89}}^1\times {\mathrm{1039}}^1$

素因数の和:1231

約数の個数: 64

約数和(自身を含む): 3841344000

約数和(自身を除く): 1822702070

約数列:

[1, 2, 5, 10, 37, 59, 74, 89, 118, 178, 185, 295, 370, 445, 590, 890, 1039, 2078, 2183, 3293, 4366, 5195, 5251, 6586, 10390, 10502, 10915, 16465, 21830, 26255, 32930, 38443, 52510, 61301, 76886, 92471, 122602, 184942, 192215, 194287, 306505, 384430, 388574, 462355, 613010, 924710, 971435, 1942870, 2268137, 3421427, 4536274, 5455789, 6842854, 10911578, 11340685, 17107135, 22681370, 27278945, 34214270, 54557890, 201864193, 403728386, 1009320965, 2018641930]

約数ペア:

[(1, 2018641930), (2, 1009320965), (5, 403728386), (10, 201864193), (37, 54557890), (59, 34214270), (74, 27278945), (89, 22681370), (118, 17107135), (178, 11340685), (185, 10911578), (295, 6842854), (370, 5455789), (445, 4536274), (590, 3421427), (890, 2268137), (1039, 1942870), (2078, 971435), (2183, 924710), (3293, 613010), (4366, 462355), (5195, 388574), (5251, 384430), (6586, 306505), (10390, 194287), (10502, 192215), (10915, 184942), (16465, 122602), (21830, 92471), (26255, 76886), (32930, 61301), (38443, 52510)]