302885320

素因数分解:

$2^3\times 5^1\times {\mathrm{641}}^1\times {\mathrm{11813}}^1$

素因数の和:12465

約数の個数: 32

約数和(自身を含む): 682612920

約数和(自身を除く): 379727600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 641, 1282, 2564, 3205, 5128, 6410, 11813, 12820, 23626, 25640, 47252, 59065, 94504, 118130, 236260, 472520, 7572133, 15144266, 30288532, 37860665, 60577064, 75721330, 151442660, 302885320]

約数ペア:

[(1, 302885320), (2, 151442660), (4, 75721330), (5, 60577064), (8, 37860665), (10, 30288532), (20, 15144266), (40, 7572133), (641, 472520), (1282, 236260), (2564, 118130), (3205, 94504), (5128, 59065), (6410, 47252), (11813, 25640), (12820, 23626)]