513043820

素因数分解:

$2^2\times 5^1\times {\mathrm{383}}^1\times {\mathrm{66977}}^1$

素因数の和:67369

約数の個数: 24

約数和(自身を含む): 1080221184

約数和(自身を除く): 567177364

約数列:

[1, 2, 4, 5, 10, 20, 383, 766, 1532, 1915, 3830, 7660, 66977, 133954, 267908, 334885, 669770, 1339540, 25652191, 51304382, 102608764, 128260955, 256521910, 513043820]

約数ペア:

[(1, 513043820), (2, 256521910), (4, 128260955), (5, 102608764), (10, 51304382), (20, 25652191), (383, 1339540), (766, 669770), (1532, 334885), (1915, 267908), (3830, 133954), (7660, 66977)]