897323860

素因数分解:

$2^2\times 5^1\times {\mathrm{1693}}^1\times {\mathrm{26501}}^1$

素因数の和:28203

約数の個数: 24

約数和(自身を含む): 1885564296

約数和(自身を除く): 988240436

約数列:

[1, 2, 4, 5, 10, 20, 1693, 3386, 6772, 8465, 16930, 26501, 33860, 53002, 106004, 132505, 265010, 530020, 44866193, 89732386, 179464772, 224330965, 448661930, 897323860]

約数ペア:

[(1, 897323860), (2, 448661930), (4, 224330965), (5, 179464772), (10, 89732386), (20, 44866193), (1693, 530020), (3386, 265010), (6772, 132505), (8465, 106004), (16930, 53002), (26501, 33860)]