381083440

素因数分解:

$2^4\times 5^1\times {\mathrm{563}}^1\times {\mathrm{8461}}^1$

素因数の和:9037

約数の個数: 40

約数和(自身を含む): 887697648

約数和(自身を除く): 506614208

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 563, 1126, 2252, 2815, 4504, 5630, 8461, 9008, 11260, 16922, 22520, 33844, 42305, 45040, 67688, 84610, 135376, 169220, 338440, 676880, 4763543, 9527086, 19054172, 23817715, 38108344, 47635430, 76216688, 95270860, 190541720, 381083440]

約数ペア:

[(1, 381083440), (2, 190541720), (4, 95270860), (5, 76216688), (8, 47635430), (10, 38108344), (16, 23817715), (20, 19054172), (40, 9527086), (80, 4763543), (563, 676880), (1126, 338440), (2252, 169220), (2815, 135376), (4504, 84610), (5630, 67688), (8461, 45040), (9008, 42305), (11260, 33844), (16922, 22520)]