852199060

素因数分解:

$2^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{431}}^1\times {\mathrm{907}}^1$

素因数の和:1456

約数の個数: 48

約数和(自身を含む): 1812222720

約数和(自身を除く): 960023660

約数列:

[1, 2, 4, 5, 10, 20, 109, 218, 431, 436, 545, 862, 907, 1090, 1724, 1814, 2155, 2180, 3628, 4310, 4535, 8620, 9070, 18140, 46979, 93958, 98863, 187916, 197726, 234895, 390917, 395452, 469790, 494315, 781834, 939580, 988630, 1563668, 1954585, 1977260, 3909170, 7818340, 42609953, 85219906, 170439812, 213049765, 426099530, 852199060]

約数ペア:

[(1, 852199060), (2, 426099530), (4, 213049765), (5, 170439812), (10, 85219906), (20, 42609953), (109, 7818340), (218, 3909170), (431, 1977260), (436, 1954585), (545, 1563668), (862, 988630), (907, 939580), (1090, 781834), (1724, 494315), (1814, 469790), (2155, 395452), (2180, 390917), (3628, 234895), (4310, 197726), (4535, 187916), (8620, 98863), (9070, 93958), (18140, 46979)]