640439892

素因数分解:

$2^2\times 3^3\times {\mathrm{5929999}}^1$

素因数の和:5930012

約数の個数: 24

約数和(自身を含む): 1660400000

約数和(自身を除く): 1019960108

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 5929999, 11859998, 17789997, 23719996, 35579994, 53369991, 71159988, 106739982, 160109973, 213479964, 320219946, 640439892]

約数ペア:

[(1, 640439892), (2, 320219946), (3, 213479964), (4, 160109973), (6, 106739982), (9, 71159988), (12, 53369991), (18, 35579994), (27, 23719996), (36, 17789997), (54, 11859998), (108, 5929999)]