170894320

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{68909}}^1$

素因数の和:68953

約数の個数: 40

約数和(自身を含む): 410152320

約数和(自身を除く): 239258000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 68909, 137818, 275636, 344545, 551272, 689090, 1102544, 1378180, 2136179, 2756360, 4272358, 5512720, 8544716, 10680895, 17089432, 21361790, 34178864, 42723580, 85447160, 170894320]

約数ペア:

[(1, 170894320), (2, 85447160), (4, 42723580), (5, 34178864), (8, 21361790), (10, 17089432), (16, 10680895), (20, 8544716), (31, 5512720), (40, 4272358), (62, 2756360), (80, 2136179), (124, 1378180), (155, 1102544), (248, 689090), (310, 551272), (496, 344545), (620, 275636), (1240, 137818), (2480, 68909)]