184987460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{661}}^1\times {\mathrm{1999}}^1$

素因数の和:2676

約数の個数: 48

約数和(自身を含む): 444864000

約数和(自身を除く): 259876540

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 661, 1322, 1999, 2644, 3305, 3998, 4627, 6610, 7996, 9254, 9995, 13220, 13993, 18508, 19990, 23135, 27986, 39980, 46270, 55972, 69965, 92540, 139930, 279860, 1321339, 2642678, 5285356, 6606695, 9249373, 13213390, 18498746, 26426780, 36997492, 46246865, 92493730, 184987460]

約数ペア:

[(1, 184987460), (2, 92493730), (4, 46246865), (5, 36997492), (7, 26426780), (10, 18498746), (14, 13213390), (20, 9249373), (28, 6606695), (35, 5285356), (70, 2642678), (140, 1321339), (661, 279860), (1322, 139930), (1999, 92540), (2644, 69965), (3305, 55972), (3998, 46270), (4627, 39980), (6610, 27986), (7996, 23135), (9254, 19990), (9995, 18508), (13220, 13993)]