9726451720

素因数分解:

$2^3\times 5^1\times {\mathrm{887}}^1\times {\mathrm{274139}}^1$

素因数の和:275037

約数の個数: 32

約数和(自身を含む): 21909268800

約数和(自身を除く): 12182817080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 887, 1774, 3548, 4435, 7096, 8870, 17740, 35480, 274139, 548278, 1096556, 1370695, 2193112, 2741390, 5482780, 10965560, 243161293, 486322586, 972645172, 1215806465, 1945290344, 2431612930, 4863225860, 9726451720]

約数ペア:

[(1, 9726451720), (2, 4863225860), (4, 2431612930), (5, 1945290344), (8, 1215806465), (10, 972645172), (20, 486322586), (40, 243161293), (887, 10965560), (1774, 5482780), (3548, 2741390), (4435, 2193112), (7096, 1370695), (8870, 1096556), (17740, 548278), (35480, 274139)]