419268640

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{374347}}^1$

素因数の和:374369

約数の個数: 48

約数和(自身を含む): 1132028352

約数和(自身を除く): 712759712

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 374347, 748694, 1497388, 1871735, 2620429, 2994776, 3743470, 5240858, 5989552, 7486940, 10481716, 11979104, 13102145, 14973880, 20963432, 26204290, 29947760, 41926864, 52408580, 59895520, 83853728, 104817160, 209634320, 419268640]

約数ペア:

[(1, 419268640), (2, 209634320), (4, 104817160), (5, 83853728), (7, 59895520), (8, 52408580), (10, 41926864), (14, 29947760), (16, 26204290), (20, 20963432), (28, 14973880), (32, 13102145), (35, 11979104), (40, 10481716), (56, 7486940), (70, 5989552), (80, 5240858), (112, 3743470), (140, 2994776), (160, 2620429), (224, 1871735), (280, 1497388), (560, 748694), (1120, 374347)]