381415.0000000

素因数分解:

$2^2\times 5^1\times {\mathrm{293}}^1\times {\mathrm{839}}^1$

素因数の和:1141

約数の個数: 24

約数和(自身を含む): 10372320

約数和(自身を除く): 5455780

約数列:

[1, 2, 4, 5, 10, 20, 293, 586, 839, 1172, 1465, 1678, 2930, 3356, 4195, 5860, 8390, 16780, 245827, 491654, 983308, 1229135, 2458270, 4916540]

約数ペア:

[(1, 4916540), (2, 2458270), (4, 1229135), (5, 983308), (10, 491654), (20, 245827), (293, 16780), (586, 8390), (839, 5860), (1172, 4195), (1465, 3356), (1678, 2930)]