1330893580

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{241}}^1\times {\mathrm{3889}}^1$

素因数の和:4210

約数の個数: 48

約数和(自身を含む): 2846733120

約数和(自身を除く): 1515839540

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 241, 284, 355, 482, 710, 964, 1205, 1420, 2410, 3889, 4820, 7778, 15556, 17111, 19445, 34222, 38890, 68444, 77780, 85555, 171110, 276119, 342220, 552238, 937249, 1104476, 1380595, 1874498, 2761190, 3748996, 4686245, 5522380, 9372490, 18744980, 66544679, 133089358, 266178716, 332723395, 665446790, 1330893580]

約数ペア:

[(1, 1330893580), (2, 665446790), (4, 332723395), (5, 266178716), (10, 133089358), (20, 66544679), (71, 18744980), (142, 9372490), (241, 5522380), (284, 4686245), (355, 3748996), (482, 2761190), (710, 1874498), (964, 1380595), (1205, 1104476), (1420, 937249), (2410, 552238), (3889, 342220), (4820, 276119), (7778, 171110), (15556, 85555), (17111, 77780), (19445, 68444), (34222, 38890)]