201466640

素因数分解:

$2^4\times 5^1\times {\mathrm{431}}^1\times {\mathrm{5843}}^1$

素因数の和:6287

約数の個数: 40

約数和(自身を含む): 469577088

約数和(自身を除く): 268110448

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 431, 862, 1724, 2155, 3448, 4310, 5843, 6896, 8620, 11686, 17240, 23372, 29215, 34480, 46744, 58430, 93488, 116860, 233720, 467440, 2518333, 5036666, 10073332, 12591665, 20146664, 25183330, 40293328, 50366660, 100733320, 201466640]

約数ペア:

[(1, 201466640), (2, 100733320), (4, 50366660), (5, 40293328), (8, 25183330), (10, 20146664), (16, 12591665), (20, 10073332), (40, 5036666), (80, 2518333), (431, 467440), (862, 233720), (1724, 116860), (2155, 93488), (3448, 58430), (4310, 46744), (5843, 34480), (6896, 29215), (8620, 23372), (11686, 17240)]