45506740

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{439}}^1$

素因数の和:592

約数の個数: 48

約数和(自身を含む): 98461440

約数和(自身を除く): 52954700

約数列:

[1, 2, 4, 5, 10, 20, 71, 73, 142, 146, 284, 292, 355, 365, 439, 710, 730, 878, 1420, 1460, 1756, 2195, 4390, 5183, 8780, 10366, 20732, 25915, 31169, 32047, 51830, 62338, 64094, 103660, 124676, 128188, 155845, 160235, 311690, 320470, 623380, 640940, 2275337, 4550674, 9101348, 11376685, 22753370, 45506740]

約数ペア:

[(1, 45506740), (2, 22753370), (4, 11376685), (5, 9101348), (10, 4550674), (20, 2275337), (71, 640940), (73, 623380), (142, 320470), (146, 311690), (284, 160235), (292, 155845), (355, 128188), (365, 124676), (439, 103660), (710, 64094), (730, 62338), (878, 51830), (1420, 32047), (1460, 31169), (1756, 25915), (2195, 20732), (4390, 10366), (5183, 8780)]