201690760

素因数分解:

$2^3\times 5^1\times {\mathrm{431}}^1\times {\mathrm{11699}}^1$

素因数の和:12141

約数の個数: 32

約数和(自身を含む): 454896000

約数和(自身を除く): 253205240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 431, 862, 1724, 2155, 3448, 4310, 8620, 11699, 17240, 23398, 46796, 58495, 93592, 116990, 233980, 467960, 5042269, 10084538, 20169076, 25211345, 40338152, 50422690, 100845380, 201690760]

約数ペア:

[(1, 201690760), (2, 100845380), (4, 50422690), (5, 40338152), (8, 25211345), (10, 20169076), (20, 10084538), (40, 5042269), (431, 467960), (862, 233980), (1724, 116990), (2155, 93592), (3448, 58495), (4310, 46796), (8620, 23398), (11699, 17240)]