307924220

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{210907}}^1$

素因数の和:210989

約数の個数: 24

約数和(自身を含む): 655502064

約数和(自身を除く): 347577844

約数列:

[1, 2, 4, 5, 10, 20, 73, 146, 292, 365, 730, 1460, 210907, 421814, 843628, 1054535, 2109070, 4218140, 15396211, 30792422, 61584844, 76981055, 153962110, 307924220]

約数ペア:

[(1, 307924220), (2, 153962110), (4, 76981055), (5, 61584844), (10, 30792422), (20, 15396211), (73, 4218140), (146, 2109070), (292, 1054535), (365, 843628), (730, 421814), (1460, 210907)]