742760

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{599}}^1$

素因数の和:641

約数の個数: 32

約数和(自身を含む): 1728000

約数和(自身を除く): 985240

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 599, 620, 1198, 1240, 2396, 2995, 4792, 5990, 11980, 18569, 23960, 37138, 74276, 92845, 148552, 185690, 371380, 742760]

約数ペア:

[(1, 742760), (2, 371380), (4, 185690), (5, 148552), (8, 92845), (10, 74276), (20, 37138), (31, 23960), (40, 18569), (62, 11980), (124, 5990), (155, 4792), (248, 2995), (310, 2396), (599, 1240), (620, 1198)]