202233820

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{431}}^1\times {\mathrm{809}}^1$

素因数の和:1278

約数の個数: 48

約数和(自身を含む): 440899200

約数和(自身を除く): 238665380

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 431, 580, 809, 862, 1618, 1724, 2155, 3236, 4045, 4310, 8090, 8620, 12499, 16180, 23461, 24998, 46922, 49996, 62495, 93844, 117305, 124990, 234610, 249980, 348679, 469220, 697358, 1394716, 1743395, 3486790, 6973580, 10111691, 20223382, 40446764, 50558455, 101116910, 202233820]

約数ペア:

[(1, 202233820), (2, 101116910), (4, 50558455), (5, 40446764), (10, 20223382), (20, 10111691), (29, 6973580), (58, 3486790), (116, 1743395), (145, 1394716), (290, 697358), (431, 469220), (580, 348679), (809, 249980), (862, 234610), (1618, 124990), (1724, 117305), (2155, 93844), (3236, 62495), (4045, 49996), (4310, 46922), (8090, 24998), (8620, 23461), (12499, 16180)]