115979420

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{305209}}^1$

素因数の和:305237

約数の個数: 24

約数和(自身を含む): 256376400

約数和(自身を除く): 140396980

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 305209, 610418, 1220836, 1526045, 3052090, 5798971, 6104180, 11597942, 23195884, 28994855, 57989710, 115979420]

約数ペア:

[(1, 115979420), (2, 57989710), (4, 28994855), (5, 23195884), (10, 11597942), (19, 6104180), (20, 5798971), (38, 3052090), (76, 1526045), (95, 1220836), (190, 610418), (380, 305209)]