89733560

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{320477}}^1$

素因数の和:320495

約数の個数: 32

約数和(自身を含む): 230744160

約数和(自身を除く): 141010600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 320477, 640954, 1281908, 1602385, 2243339, 2563816, 3204770, 4486678, 6409540, 8973356, 11216695, 12819080, 17946712, 22433390, 44866780, 89733560]

約数ペア:

[(1, 89733560), (2, 44866780), (4, 22433390), (5, 17946712), (7, 12819080), (8, 11216695), (10, 8973356), (14, 6409540), (20, 4486678), (28, 3204770), (35, 2563816), (40, 2243339), (56, 1602385), (70, 1281908), (140, 640954), (280, 320477)]