640575996

素因数分解:

$2^2\times 3^1\times {\mathrm{109}}^2\times {\mathrm{4493}}^1$

素因数の和:4718

約数の個数: 36

約数和(自身を含む): 1508851512

約数和(自身を除く): 868275516

約数列:

[1, 2, 3, 4, 6, 12, 109, 218, 327, 436, 654, 1308, 4493, 8986, 11881, 13479, 17972, 23762, 26958, 35643, 47524, 53916, 71286, 142572, 489737, 979474, 1469211, 1958948, 2938422, 5876844, 53381333, 106762666, 160143999, 213525332, 320287998, 640575996]

約数ペア:

[(1, 640575996), (2, 320287998), (3, 213525332), (4, 160143999), (6, 106762666), (12, 53381333), (109, 5876844), (218, 2938422), (327, 1958948), (436, 1469211), (654, 979474), (1308, 489737), (4493, 142572), (8986, 71286), (11881, 53916), (13479, 47524), (17972, 35643), (23762, 26958)]